Moriarty's Game: The Professor's Invitation - a real-world game by HiddenCity

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Tickets from £16 per player

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The Professor's Invitation

AN IMMERSIVE GAME ACROSS LONDON – FULLY FLEXIBLE TICKETS

A treasure hunt-style
experience across London,
guided by your phone

CHRISTMAS EDITION

Play the Christmas Edition 1st December 2024 to 3rd January 2025, except 25th-26th December

Your challenge begins amongst the Christmas lights of Marylebone High Street
You’ll see seasonal displays across Sherlock’s stomping ground
Sample a winter twist on the Professor’s preferred cocktail - available to purchase on the game route, if you dare...
Win from a £1,500 prize pool when you post your Christmas Edition video or photo with #hiddencityxmas and tag HiddenCity on socials. For full details visit the competition page.

THE EXPERIENCE

Face Sherlock Holmes’ arch-enemy. Professor James Moriarty invites you to celebrate the finest minds in London by solving his mysterious challenge, which he has personally prepared. Succeed, and he promises to make you an offer you can’t refuse...

Watch the trailer

Book with confidence

Rain stops play? Your plans change? Fear not, your tickets are flexible.

Play guarantee - get a full refund if you cancel, for any reason

Free date changes - as many times as you need

Add players - you can buy tickets for more players later

What you get

From £16 per player, you get:

A 3-4 hour immersive experience across Marylebone, London

Interactive text messages and phone calls with characters in the story

A prize for every player in successful teams, as well as your place on the leaderboard

Hands-on physical puzzles for your team to solve

A story that changes with the decisions you make

Interactions with people you meet, in the real world

Optional breaks in pubs and cafes, where you can pick up refreshments

Reviews

A pleasure to play ★★★★ The Stage

An invigorating and original London day out ★★★★ Culture Whisper

Perfect... A slam dunk Huw Fullerton, Radio Times

An awesome immersive experience Time Out

PLAN YOUR EXPERIENCE

Play at your convenience, with fully flexible tickets.

When can I play?

The game runs every day, including bank holidays. Start playing between 10.30am and 7.30pm Mon-Sat, and 10.30am - 5.30pm on Sundays. 🌲🌲🌲 To experience a Christmas edition of this game, play between 1st December 2024 and 3rd January 2025 inclusive. 🌲🌲🌲

How long is the game?

3-4 hours across 2 miles, including optional breaks of up to 75 minutes

Who can play?

Players of all ages are welcome. Under-10s go free. Under-18s can play if there is an adult in the team, and you complete the game by 6pm, due to licensing restrictions - so start your game by 3pm to give yourself plenty of time. This game is dog-friendly including indoor locations 🐾.

Start your game at:The Marylebone pub, 93 Marylebone High St, London, W1U 4RE

How it works

Decipher clues, communicate with characters, solve physical puzzles, and make choices that affect your path in the story…

Watch how to play

Gather your friends into teams of 2-6 people.
Go to the start location and text "Begin".
Solve challenges, uncover hidden locations, and interact with people you meet and the world around you...

More about How it Works