Moriarty's Game: The Professor's Invitation by HiddenCity
Overview
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…
Journey across the city on a real world adventure game, set in the world of Sherlock Holmes. Solve a trail of clues sent to your phone as you sleuth your way to uncover Moriarty’s safehouse. Make choices, inspect poisons, solve puzzles and unravel riddles on your quest. Pause for food and drink at built-in break points as you undertake your challenge in teams of 2-5 players.
“Perfect… A slam dunk” - Radio Times
What's Included
- Interactions with people you meet, in the real world
- A prize for every player in successful teams, as well as your place on the leaderboard
- A 3-4 hour immersive experience across Marylebone, London
- Hands-on physical puzzles for your team to solve
- Interactive text messages and phone calls with characters in the story
- A story that changes with the decisions you make
- Optional breaks in pubs and cafes, where you can pick up refreshments
- A fully flexible ticket – you can change your date or time yourself, any time
Meeting Location
93 Marylebone High Street
London W1U 4RD, UK
Detailed check-in instructions, including the exact address, are provided with your booking confirmation.
Mayfair
London, UK
What To Expect
Book Online
Safe & secure Easy breezy Hassle‑free
Marylebone
3 hours Admission Ticket Free
Additional Info
- Confirmation is instant and will be received at time of booking
- Service animals allowed
- Public transportation options are available nearby
- Suitable for all physical fitness levels
- Specialized infant seats are available
Frequently Asked Questions (7)
Q: What is the cancellation policy for the Moriarty’s Game: The Professor’s Invitation by HiddenCity?
Cancellation Policy
Still have questions?
We're here to help.
Activity code: C-101277P1
Traveler Photos
Reviews
Average 4.83 out of 5 stars based on 489 traveler reviews collected by Cool Shore Excursions and partner sites such as Cool Destinations and TripAdvisor
Additional Info
Similar Tours & Activities
Nights are made for chilling and chatting, and Thames Rockets renowned guides love nothing more than showing you the river when all the other boats...
$89
Secret Old London Guided Walking Tour
Walking through the most ancient part of London, you'll discover the remains of historic churches, gorgeous old pubs, and Tudor architecture. These quiet streets have...
$27
Most WW2 tours in London take you to the same places. What separates this one is the guide beside you. Blue Badge qualification is the...
$184
Plant Power - Vegan Food Tour
Camden Town has been at the centre of Britain’s alternative music scene and counterculture for decades. Punks, Ravers, Hippies, Metalheads, and even Amy Winehouse have...
$115
Nights are made for chilling and chatting, and Thames Rockets renowned guides love nothing more than showing you the river when all the other boats...
$89
Walking through the most ancient part of London, you'll discover the remains of historic churches, gorgeous old pubs, and Tudor architecture. These quiet streets have...
$27
Most WW2 tours in London take you to the same places. What separates this one is the guide beside you. Blue Badge qualification is the...
$184
Camden Town has been at the centre of Britain’s alternative music scene and counterculture for decades. Punks, Ravers, Hippies, Metalheads, and even Amy Winehouse have...
$115
Travelers Who Bought This Tour Also Bought
Discover London after dark on a 1.5-hour night tour of the city. Traveling by double decker, see top London attractions lit up, including Big Ben,...
$42
Remarkable London by Night Tour! This London by Night tour will reveal the floodlit splendour of London’s landmarks as dusk falls. When twilight descends upon...
$40
Cruise from the Houses of Parliament and Big Ben all the way to Greenwich and discover London's historical sights along the way on this 1-hour...
$23
Ultimate Jack the Ripper : Guided Tour of London
In 1888, tragedy struck: Five lives were taken, countless more changed forever. While the killer has become a household name, his victims have been largely...
$30
Discover London after dark on a 1.5-hour night tour of the city. Traveling by double decker, see top London attractions lit up, including Big Ben,...
$42
Remarkable London by Night Tour! This London by Night tour will reveal the floodlit splendour of London’s landmarks as dusk falls. When twilight descends upon...
$40
Cruise from the Houses of Parliament and Big Ben all the way to Greenwich and discover London's historical sights along the way on this 1-hour...
$23
In 1888, tragedy struck: Five lives were taken, countless more changed forever. While the killer has become a household name, his victims have been largely...
$30
Frequently Asked Questions (7)
The answers provided below were previously given in response to questions from Cool Shore Excursions customers.
Filter by:
- For a full refund, you must cancel at least 24 hours before the tour start time.
- If you cancel less than 24 hours before the tour start time, the amount you paid will not be refunded.
- Any changes made less than 24 hours before the tour start time will not be accepted.
- Cut-off times are based on the tour local time (GMT).
- Interactions with people you meet, in the real world.
- A prize for every player in successful teams, as well as your place on the leaderboard.
- A 3-4 hour immersive experience across Marylebone, London.
- Hands-on physical puzzles for your team to solve.
- Interactive text messages and phone calls with characters in the story.
- A story that changes with the decisions you make.
- Optional breaks in pubs and cafes, where you can pick up refreshments.
- A fully flexible ticket – you can change your date or time yourself, any time.
There is no minimum age for this tour, so bring your wee one along for an adventure. This tour requires at least one adult to accompany children..
Apr 2025If a date or time is not listed on the calendar, it’s sold out or unavailable for another reason. Support cannot assist further if a date or time is not on the calendar.
If you find a date and time that works for you, book it NOW because things always sell out at this time of year.
Apr 2025Accessibility information for the Moriarty's Game: The Professor's Invitation by HiddenCity is as follows:
- Service animals allowed
- Public transportation options are available nearby
- Suitable for all physical fitness levels
Detailed check-in instructions – including meeting point address, Google map, and parking information – for Moriarty’s Game: The Professor’s Invitation by HiddenCity will be included in your confirmation email from Cool Shore Excursions. Please be sure to double and triple check your email address is correct at checkout so this important email makes its way to you!
Mar 2024Once your refund is processed, it usually shows on your card statement within 5–10 business days. The exact timing depends on your bank or card issuer.
Want it sooner? When you cancel, choose Receive a refund to my wallet instead. The credit is in your Wallet straight away and is applied automatically at checkout on your next booking when you’re signed in with the same email. You can see your balance any time in My Wallet.
If you paid part of your booking with Wallet credit, that part always goes back to your Wallet. Trip protection isn’t refundable.
Oct 2026What's Included
- Interactions with people you meet, in the real world
- A prize for every player in successful teams, as well as your place on the leaderboard
- A 3-4 hour immersive experience across Marylebone, London
- Hands-on physical puzzles for your team to solve
- Interactive text messages and phone calls with characters in the story
- A story that changes with the decisions you make
- Optional breaks in pubs and cafes, where you can pick up refreshments
- A fully flexible ticket – you can change your date or time yourself, any time
Additional Info
- Confirmation is instant and will be received at time of booking
- Service animals allowed
- Public transportation options are available nearby
- Suitable for all physical fitness levels
- Specialized infant seats are available
