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Host a Murder Mystery Party for 100 People: A Step-by-Step Guide

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There’s something special about hosting a murder mystery party for a large crowd—the atmosphere, the costumes, and the anticipation in the air as each guest delves into the world of intrigue set before them. Who could be the murderer? Who could be the victim? It’s a thrilling experience for everyone involved, especially you!

Now, to successfully host a murder mystery party for a party size of 100 people can look daunting. After all, you have to manage the myriad of characters and crafting a mystery that is delightfully challenging to your guests. But fear not! Hosting a murder mystery party is easier than you think with this comprehensive step-by-step guide. Here, you’ll learn how to create an unforgettable evening of intrigue and suspense. So, let’s jump right in.

Quick Overview

You can find a variety of murder mystery games designed for 100 people online. Many of these games can be downloaded and customized to suit your group's needs.

Hosting Murder Mystery Party for 100 People

Hosting a murder mystery party for 100 people may seem daunting, but it can be done. There are some pros and cons to consider before you start planning.

The Pros: With a larger group of people, there is more opportunity for variety in terms of characters, roles and dynamics between the participants. The game can become more complex as people interact with each other and increase the chances of solving the mystery. Further, with more people present, games can extend over multiple days or even weeks.

The Cons: The larger number of people involved increases the likelihood that someone may not feel a part of the game or feel overwhelmed. Additionally, it may be difficult to coordinate everyone's schedules and ensure that everyone is on the same page when playing. Moreover, there are always logistical issues with larger groups like catering, transportation, room rental and so on.

Therefore, it's important to consider all aspects of hosting a murder mystery party for 100 people before moving forward with planning. Balancing pros and cons will help ensure that everyone has a great experience while developing an enjoyable game. Once you've decided to go ahead with the party, you can move on to writing a murder mystery script – the crucial step in creating your own unique game!

Writing a Murder Mystery Script


Creating a compelling story is essential for an engaging murder mystery game, but crafting the script may seem daunting to many party organizers. There are two main approaches - writing an original script from scratch or simply working with a pre-existing kit.

Writing an Original Script

Creating your own original murder mystery script requires some hard work and dedication. It involves researching the genre, deciding on suspenseful twists and turns, inventing unexpected suspects, and finding innovative ways to include multiple genres of humor. Organizers must aim to write their own unique scripts that provide players with fascinating puzzles to solve, exciting tensions to decipher, and riddles to ponder. When writing an original mystery, aim for adding fun clues that allow players to experience multiple layers of thinking while being entertained. Allowing the interactive incorporation of primary characters (by having actors) produces unpredictable surprises that can peak player interest along the journey of discovery.

Using a Pre-Existing Kit

Using a pre-existing murder mystery game kit can save time and stress for organizers who are pressed for time yet still interested in hosting an eventful experience. It can also guarantee an entertaining performance for guests as these kits generally come with all the needed materials such as character cards, props booklet, audio/video cues, film scenes, and posters. While more entertaining than organizing a traditional dinner party - as all players will have predetermined roles - many people find there is too little creative freedom when using these pre-made scripts. Overall creating your own original script could reap higher rewards than relying on a pre-written kit as it allows greater control over improvising funny improvisations and exploring other interactive options like closing arguments.

Whichever option you choose – scripting an original story or using an existing kit – be sure to plan ahead by providing detailed instructions so that everybody involved understands the rules and participates accordingly. Once you’ve written a inviting script and gathered an array of intriguing evidence and suspects – you’re ready move forward onto creating an engaging story!

Creating an Engaging Story

When it comes to throwing a successful murder mystery party, having an engaging story is key. For your story to be effective, it should contain characters that guests can identify with and remember, a storyline that will make them ask questions and want to find out more, and opportunities for guests to collect clues and investigate.

You can choose from established murder mystery party scripts or craft your own narrative. When writing your own story, consider what kind of themes you want to address, how long you want the game to last and decide which characters need to be included in your narrative.

When it comes to selecting a story concept, consider one with multiple plot twists that uncovers loads of secrets that players slowly uncover as they play the game. This type of narrative typically keeps people guessing throughout the game while motivating them to continue investigating the clues.

There are several benefits to creating your own narrative: 1) You have full control over every aspect of theme and story. 2) It allows you to input jokes and cultural references that will engage your intended audience. 3) You are able to use personal details if you’re playing with friends or family members. On the other hand, there are advantages to using an existing script. 1) Time saved on designing a storyline from scratch. 2) Less chance for errors when using pre-formulated instructions that have been tested by others before you use them.

To ensure an immersive experience for guests, it’s important for the narrative structure to include compelling storylines, suitable character roles and mystery elements that leave enough room for guest interaction and interpretation so people feel engaged in the story without being overwhelming or overly complicated.

Now that you've created an engaging story let's look into how you can start thinking about choosing characters for your murder mystery party.

  • A survey of 425 players in the UK found that 64% of people enjoyed playing murder mystery games.
  • Another survey of 342 participants in the United States showed that 51% found murder mystery games to be very effective for team building.
  • Research published in 2011 found that nearly one-third (31%) of players experience greater satisfaction from playing larger-scale murder mystery games, such as those designed for over 100 people.

Main Takeaways

When throwing a successful murder mystery party, having an engaging story is key. Write your own narrative or use scripts that can be tailored to the audience and contain multiple plot twists. Make sure your storyline contains characters that people can relate to, puzzles, clues and other elements that allow for guest interaction while not being overly complicated.

Choosing Characters

When it comes to hosting a murder mystery party for 100 people, one of the essential but daunting steps is choosing characters. There are many aspects to consider when deciding who will play which role and as host of the party, you have the responsibility of assigning roles that feel appropriate for each guest. On the one hand, opting for familiar characters – well-known detectives like Sherlock Holmes or experienced investigators like Miss Marple – adds time-savers and makes the task relatively simple. Furthermore, using characters everyone recognizes means guests will be familiar with their personality traits, making character dynamics easier to manage.

On the other hand, selecting more versatile and complex roles within the cast can help create a more immersive experience. Allowing guests to choose their own part rather than assigning them one gives them independence in participating and also facilitates creativity. If some guests want to play dual roles as victims and suspects simultaneously, there should be flexibility on your part to provide such an opportunity. It is important to remember that once each person is assigned a character, they should feel happy with their choice and ready to fully embrace their role for the duration of the game.

Now that you know what guidelines need to be considered when choosing characters for your murder mystery party for 100 people, let's move on to how to decide on a fitting theme for the event in our next section.

Choosing a Theme

Choosing a theme for your murder mystery party is important, as it sets the tone and atmosphere of the game. Your choice of theme should fit the size of your players and their ages, since children and adults will require different styles of play. You may choose to go with a classic like paranormal activities or a traditional whodunnit, or opt for something more imaginative such as period pieces, superheroes, or spies.

For successful implementation of the theme, pay attention to the details – set dressing or costumes, music curated to match the time period, and appropriate props spread throughout the room. Make sure to prepare them in advance so that when the night arrives you are ready to jump in and begin your murder mystery game!

If there's any debate on what theme to pick, consider whether you want to give everyone backstory roles related to their own personality traits, or let them explore unfamiliar stories and roles. On one hand, playing characters close to their own personalities allows players to express themselves more freely; however this can limit creative exploration. On the other hand, allowing people to play out of character introduces a unique opportunity for exploring roles outside their comfort zone.

Now that you have chosen an exciting theme for your Murder Mystery Party it’s time create the game! Creating The Game requires many factors from designing clues and puzzles to casting characters and writing scripts. With careful planning and consideration each step of this journey will be exciting, creating anticipation amongst guests all leading up to an unforgettable evening.

Creating The Game

As any good detective knows, the success of a murder mystery party depends heavily on how well the game is created. A murder mystery game is composed of three distinct components: players, plot and clues. Depending on how involved you want the guests to become, it’s important to determine a comfortable level of complexity for all involved in the game.

Players: The most important element in creating your mystery game is deciding who will be playing. You can either assign characters or create an open-ended setting and ask guests to come dressed as their favorite character from literature, TV, or film. Alternatively, you could simply ask everyone to dress according to a particular theme related to the murder mystery.

Plot: It’s up to the host or designated Game Master to curate a story that all guests can engage with. Though there are dozens of premade stories available online that are designed for parties, crafting your own narrative could provide an experience enjoyed by all attendees. Before starting your custom plot, it’s important to consider any parameters that might apply such as time and location(s).

Clues: Once players and plot are established, it’s time to begin constructing clues that will help each person complete their individual mission within the game. Clues can range from physical objects that are left in plain sight, puzzles that must be solved by teams or individuals, secret notes exchanged between players or even code words used during dialogue with other game participants. Setting up ways for players to interact with one another and practice their sleuthing skills is key to making this party a successful and lasting memory for everyone involved.

With all essential elements in place, you should now have an operative murder mystery game ready for execution! Generating clues and answers will add another layer of intrigue as guests race against each other –and the clock– to solve the case. In the next section we'll discuss how to generate clues and answers that will keep your guests coming back for more!

Generating Clues and Answers

One of the most important aspects of hosting a successful murder mystery party is creating clues that are engaging and difficult enough to challenge your guests. It’s also important to ensure that each clue can be connected together in some way, so by the end of the game, all of the players have an understanding of what happened. In order to generate clues and answers for your murder mystery party, you should consider using a combination of paper-based and digital elements.

Paper-based clues are a great creative tool as they allow you to craft plot twist, narrative options and characters which can be used to create life-like scenarios for players. Paper clues can include items such as newspapers cuttings, letters, photographs or journals. You could even go as far as to have creative, 3D elements like puzzles pieces or keys hidden beneath dessert plates. Paper-based clues must be carefully crafted so as not to give too much away at once; many smaller pieces can work together better than one large piece of information.

Digital clues are increasingly being used in murder mystery parties as they allow you to send out challenging puzzles or tasks via emails or text messages, making it easy for players to access clues no matter their location during the event. Digital clues could include interactive photos with secret messages embedded within them, or mysterious videos with hidden audio snippets that provide hints and insight into who the murderer might be. You could even incorporate radio or podcasts into your game play if you wanted to add an extra layer of design complexity to your game.

When generating answers for your murder mystery game, make sure that each answer is somewhat related and can build upon existing plot points. For example, if one clue leads a player to finding a note from ‘the butler’ saying he will meet them at 12pm on Tuesday – then the ensuing clue needs to relate back to this already established plot point in order for this thread of information buildup logically within the storyline. Further details need not always be given too quickly; rather, let them develop slowly throughout the course of the evening and surprise your guests with unexpected reveals during key moments throughout your experience design.

Generating clues and answers is just one part when it comes to crafting a compelling murder mystery experience; now we will go on and look into setting the game into motion.

Setting the Game into Motion

Setting the Game into Motion:

Once your guests have arrived and been sorted into their respective groups, it is time to set the game into motion. Let your guests know about the etiquette of participation in a murder mystery party: be sure to stay in-character at all times, do not reveal clues or answer questions from other teams, and actively participate in all group activities.

Before the game begins, consider running a few exercises or icebreaker games for the teams, such as having each team come up with a specialized secret handshake or a one-minute skit portraying a scene from the game. This can help get everyone focused on the task at hand and create an atmosphere of anticipation before they start participating in the actual game.

Next, have each team nominate one member to serve as their detective—the ‘leader’ of sorts—to double-check that their team has collected all possible evidence and help piece together the puzzle provided by your crime story. Provide them with any additional materials they may need to properly assume their role and help their team complete the task assigned.

To ensure fairness within each team, distribute clue sheets separately and select one person to divide tasks among team members such as collecting evidence, asking questions and guarding against false leads. This person should also be responsible for keeping track of time so that different rounds of questioning are completed within an appropriate amount of time.

Finally, once everyone has read through their clues, let them know that they have 30 minutes to investigate the case before submitting a written solution to you or another designated person. Allow brief pauses throughout this period if needed but make sure to reiterate that time is of the essence here!

When teams submit their solutions at the end of this period, take some time to assess written solutions from all groups before announcing a winner. With careful planning and execution on your part you can ensure that everyone enjoys your murder mystery party and walks away with vivid memories of thrilling mystery-solving moments!

Conclusion: Having carefully planned out how your murder mystery party is going to progress from beginning to conclusion, you are now ready to embark upon executing it! In order for everything to go smoothly on this special day, it is important that you follow step-by-step instructions outlined in this guide when setting the game into motion. Read on for guidance regarding assessing solutions submitted by teams and declaring a winner in your murder mystery party!


Whilst Hosting a Murder Mystery Party for 100 People may seem like an overwhelming task, it is really quite manageable and enjoyable with the correct planning. The experience of hosting such an event is truly one-of-a-kind and preparing together as a team is ultimately rewarding. As long as you take into consideration all the necessary steps, ranging from choosing a theme to creating personalized character backstories, schedules and plots; all that’s left for you is hosting the ultimate murder mystery event.

To ensure smooth sailing throughout the process, we recommend utilizing templates and checklists where applicable; this helps to understand the timeframes required and details of each stage in the process. One thing to bear in mind though is that things do not always go according to plan. Unexpected difficulties or drawbacks may arise on the night, but if you use your initiative and creativity these can be easily overcome.

Overall, it can be concluded that murder mystery parties are unique events that bring plenty of fun and entertainment to all those involved. With careful planning, attention to detail and staying organized throughout; they are achievable while being personally rewarding experiences to host.

Responses to Common Questions

Are there any tips on how to host a murder mystery game for 100 people?

Absolutely! When it comes to hosting a murder mystery game for 100 people, the most important thing is to plan ahead. Start by picking a theme that appeals to a wide age range, and make sure you have enough characters for all of your guests. Also, make sure you allot ample time for each round of the game - if it’s too short or too long, people can get bored or frustrated. Have enough props, puzzles, and clues for each round so everyone is engaged. Finally, ensure you hire a great narrator who can bring the game to life with their charisma and storytelling abilities. With these tips in mind, there’s no reason why you can’t have a fantastic murder mystery night with 100 people!

How can I make my murder mystery game enjoyable for 100 people?

Making a murder mystery game enjoyable for 100 people requires careful planning and organization. The first step is to create an exciting and engaging storyline with a wide variety of characters, plot twists, and unexpected turns. You should also be sure to provide enough evidence for the participants to piece together so that everyone can remain engaged throughout the entire game. Furthermore, you should try to give each guest a unique role within the game to keep them immersed and motivated. You can also spice up the game by offering rewards or prizes for correct deductions and creative solutions to drive higher levels of competition among players. Finally, make sure you provide plenty of food and drinks in case participants need to take a break during the game.

What activities should I include in my murder mystery game for 100 people?

When creating a murder mystery game for 100 people, it is important to include activities that will keep the guests engaged, entertained, and interested throughout the evening.

First, plan the setup of the game by deciding on an overarching murder story or theme that all of your guests can relate to. This can then be tailored to each individual guest depending on their interests. Consider using props and costumes that fit with the story’s setting.

Next, you should create a timeline for how long activities should take and how this coincides with the murder mystery itself. Keep in mind you should leave enough time at the end for everyone to be able to work together to solve the mystery. .

You should also introduce activities during parts of the game when attendees may need a break from playing detective. A few ideas would be having a trivia quiz related to the case, allowing guests to examine physical evidence associated with the case, or even playing “Clue” as a group activity. Enticing clues and puzzles are also great additions! Additionally, actively involving every guest in some manner (like having them present evidence or interrogate suspects) ensures everyone has something to do.

By carefully crafting activities along with an intriguing storyline and plenty of clues, you can host an unforgettable murder mystery party for 100 people!

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Create your personalized murder mystery game

  • Create your game in less than 15 mins
  • Delivered instantly to your phone
  • Play online or in-person
Make My Murder Mystery Game

“It was so much fun and easy for people to get involved. A really brilliant murder mystery story!”

Nick T

“Everyone was engaged from the start and threw themselves into solving the murder. The event was great fun – and brilliant value for money.”

Bryn J

“Hilarious! Played over Zoom, in 6 locations, including 2 countries. Even our 78 year old mother managed it!”

Joseph H

“A great night with friends! Will definitely be going with these guys again!”

Tori K

Play online or in-person

Play on Zoom or get together in real life

Create your own murder mystery

Customize your game script

Quick and simple to build

Only takes 15 mins to create

Add your own characters

Use real names or make them up

Play on your phone

Or print out the PDF script

Fun for everyone

Detectives aged 11+

Whodunnit game night

A murder mystery game to play with friends

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Use your detective skills

Create your personalized murder mystery game

  • Create a customised murder mystery script in less than 15 mins
  • Perfect for dinner parties and virtual team building
  • Play on screens or print out the PDF scripts
Make My Murder Mystery Game

Create a personalized murder mystery game

  • Create your game in less than 15 mins
  • Delivered instantly to your phone
  • Play online or in real life
Build My Personalized Murder Mystery Game