Murder Mystery Parties for Large Groups London
[Updated: October 2026]
Large groups need a murder mystery that has been properly tested. We have run thousands and know how to host a murder mystery for a large group in London with confidence. Our structured system handles 60 to 120, 120 to 300, and 300 to 600 people, with groups from Westminster, Camden and Croydon easily accommodated.
Best murder mystery party game kits for a large group event in London
Hippie Homicide 1960s
Disney Disaster
Masquerade Ball Brutality
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Format:
Large Group Quick Guide
- Boxed murder mystery games for large groups delivered straight to your location in London
- Instant downloads
- Large groups and Mega groups
- Run in any venue
- Can be self hosted, or you can hire a presenter
- See our full list of murder mystery games here
- Large group "Premium Edition" games 31 to 60, 61 to 120 people
- Large group "Mega Edition" games 121 to 300 and 301 to 600 people
What is a large group murder mystery?
A large group murder mystery feels like stepping inside a living crime story. Whole rooms of guests get up, mingle between characters, exchange secrets, compare clues, and work together to uncover what really happened.
Google Review
★★★★★ Samantha Nawar - We had so much fun. Super easy to host and extremely interactive. Can’t wait to host the next one.
Murder mystery games designed for large group events
The best large group murder mystery games need flexibility. Our games can scale smoothly as your guest list changes, making last minute cancellations simple to manage without rebuilding your entire event.
- Our large group murder mystery party kit includes easy-to-follow materials designed for confident hosting.
- A clear step-by-step run sheet guides you through the entire event from beginning to end.
- The tested format keeps everything organised and makes hosting a large group simple.
- No acting experience is required, so anyone can confidently take charge.
- The proven structure delivers a smooth, entertaining experience every time.
Popular large group activities in London
Large Group Games for 60 to 120 People
Create an energetic corporate event in London with our best large group murder mystery games for 60 to 120 people. The immersive format gets colleagues away from their desks and into a lively world of suspects and secrets.
- Take the stress out of hosting with a complete large group murder mystery party kit.
- Everything needed for the investigation is supplied and ready to organise.
- Clear host guidance keeps every stage simple and easy to follow.
- Participants receive the information necessary to become part of the mystery.
- From the opening instructions to the final reveal, the essential materials are covered.
Mega Edition Games for 120 to 300 People
Give your conference in London a spectacular centrepiece with the best large group murder mystery games. Built for 120 to 300 people, the Mega Edition combines immersive storytelling with lively participation, making it easy for delegates to connect while chasing the killer.
- Run a spectacular investigation with a fully organised large group murder mystery game kit
- One host can confidently steer the story, manage the clues and deliver every big reveal
- A simple step-by-step format makes the whole event easy to control
- Guests stay immersed as they question suspects, uncover clues and chase the truth
- Perfect for corporate events where one person needs to run the show and keep the energy high
Large Group Murder Mystery Dinner
Give colleagues something to talk about long after your corporate event in London with a large murder mystery dinner. The combination of dining, detective work, and social interaction creates an energetic and unforgettable evening.
- Host a large group murder mystery dinner wherever your event takes you.
- Work the investigation around your meal, with natural pauses between each course.
- Guests can eat, mingle, investigate, and exchange suspicious information throughout the evening.
- The structured format makes it easy to coordinate mystery rounds with restaurant or venue service.
- Turn an ordinary dinner into a lively evening of clues, characters, and intrigue.
Mega Edition Games for 300 to 600 People
Imagine hundreds of AGM attendees becoming detectives for the night. The best large group murder mystery games make it possible, with our Mega Edition designed for 300 to 600 people in London and built to create a spectacular crowd experience from beginning to end.
- Whatever the size of your event, our mystery game kit can create an exciting shared experience
- Designed to keep everyone involved whether you have a smaller gathering or hundreds of players
- Clear instructions make organising and running the mystery simple at any scale
- Players can mingle, investigate clues and become part of the action wherever they are seated
- From intimate events to enormous celebrations, there is no need to worry about group size
Customer Testimonial
Hello!!! OMG YES! We absolutely loved our murder mystery game. We used it at my sister’s bachelorette party. We had everyone dressed as different reality stars. The process was really easy, especially with editing and printing all the materials ourselves. My older sister was our host so we kept it simple but overall we really enjoyed it! Thank you!! Areeg
Our Guarantee
- Thousands of happy customers
- High-quality game experiences
- Fast dispatch on boxed games
- Instant access to downloads
- Flexible game options
The spoiler-free design means the host can play the game rather than spending the evening managing it.
Many murder mystery games are designed to accommodate small, medium and large group sizes.
Delivery Options
You can access your games in 2 main formats:
- Boxed: A beautifully printed boxed game is delivered direct to your door in London in 8 to 10 days.
- Downloadable: Get instant access to our digital murder mystery game engine and begin playing today.
Why choose murder mystery large group events in London?
- Choose a murder mystery game for a large group when you want effortless interaction without acting.
- Guests quickly find reasons to talk, mingle, investigate, and break the ice.
- Every conversation can reveal information, create suspicion, or lead towards another clue.
- No theatrical talent is required because the game provides the structure and prompts.
- Large groups become lively communities of suspects, detectives, and unexpected allies.
How do I host a murder mystery large group event in London?
Mastering how to play murder mystery with a large group in London is easier than you might expect. Our proven structure keeps everything organised while the guests create the excitement.
- Select your murder mystery – Choose an engaging story that fits your group size and event.
- Appoint your host – Nominate someone to follow the supplied run sheet and guide each stage.
- Choose your venue – Find a spacious location that allows the whole group to move and mingle.
- Give out the characters – Distribute roles, secrets, and instructions so everyone knows their part.
- Prepare for guests – Organise the space and ensure all participants are ready to investigate.
- Unleash the mystery – Follow the guide as guests interact, share information, uncover clues, and reveal the murderer.
Ready to plan your murderous large group event in London?
Choose one of our murder mystery games below and start planning an unforgettable large group experience for your guests.
Star Wars Strangulation
NFL Annihilation
Christmas Capers
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Format:
Hosting an event in England?
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Other locations we provide large group games:
FAQ
How long does a murder mystery party take?
A typical murder mystery party lasts between 2 and 3 hours, depending on the game format, number of players, and how quickly guests engage with the mystery. Smaller groups often finish closer to 2 hours, while larger groups may take up to 3 hours as more players interact and share clues.
How can I get the downloadable invites?
Click "My Party" at the top of the screen.
What games work for very large groups?
For everyday large events, our Premium Edition Murder Mystery come standard for 60 to 120 people.
For very large events, our Mega Edition Murder Mystery games are a great option because they are designed for large groups and corporate events with 120 to 300 or 300 to 600 people.
Can your games handle 100+ guests?
Yes. Our Premium Edition and Virtual Edition games suit groups up to 120 people. Our Mega Edition murder mystery games are specifically designed for very large groups including corporate events and large parties of 120 to 300 and 300 to 600 people.
Can one person host and run a large group murder mystery?
Yes, I have done it myself hundreds of times. You may need helpers or assistants but only one person is required to run the show.
How do you keep everyone involved in a large group murder mystery?
The games are naturally engaging but there are a number of tricks of the trade.
- Guest work in teams or groups and never on their own.
- For groups larger than 80 people you really need them seated in teams at a table.
- For groups larger than 80 and especially larger than 120 you need a very large roving microphone.
How do you run a murder mystery for a large group?
You need one dedicated presenter to run the show. It is also a great idea to have 2 or 3 nominated helpers to run out materials etc.
How do guests know what they are supposed to do during the mystery?
For groups of 60 to 120 people, the presenter will guide the activity step by step.
In the Mega Edition games each team has a leader. The leader is supplied with clear instructions of what to do next and then they guide their team with the presenter's help.
How do you organise characters and clues for a large murder mystery?
With the characters you make sure you always have more than you need.
In the Mega Edition games each team receives clue packs that the team leader manages.
Can a large group murder mystery work in a conference or corporate event?
Absolutely and we have hundreds of happy clients to prove it. No more boring conferences it is time for murder!
How long does a large group murder mystery usually take?
2 to 3 hours.
Do people in London hold large group murder mystery events?
You are reading this so you tell me!