What this place feels like
Strongly adventurous with very trendy, very urban, very social character.
Dive into a thrilling, immersive spy adventure at Si5 Spy Missions in Chelmsford, England. Under deep, mysterious blue lighting, participants engage with advanced security control panels and cryptic codes, feeling the pulse of a high-stakes espionage mission. Perfect for thrill-seekers and puzzle lovers, this experience combines intense concentration with an enticing futuristic vibe, creating an adrenaline-fueled journey that sparks curiosity and excitement. Step into a secret agent's world and unlock your inner spy for a captivating escape room challenge like no other.
Year-round — suitable for all weather conditions
Find tours on ViatorMost videos filmed Sep during autumn. July is moderate - a good balance of visitors and space.
Frequently asked questions
Year-round — suitable for all weather conditions
60–90 minutes
Comfortable clothing, Good grip footwear, and Small backpack for personal items
Families, Groups, Thrill Seekers, Puzzle Enthusiasts, and Teens and Adults
The nearest airport is London Stansted Airport (STN), approximately 30 minutes by car from Chelmsford.
Book charming boutique hotels, cozy B&Bs, and comfortable guesthouses in Chelmsford town center, just a short distance from Si5 Spy Missions.Book a stay →
Explore nearby historic sites like Chelmsford Cathedral, enjoy riverside walks along the Chelmer and Blackwater Navigation, or indulge in local pubs and cafes downtown.Book a tour →
$25-$50
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One of 56 clips our travelers have filmed in Chelmsford