Hellcatraz

By Matthew Kennedy | Updated 28 May 2026

Get ready for a prison breakout with Hellcatraz from Relax Gaming. This is a retro themed video slot which will make you think of Amiga and Atari games. Features include mystery symbols, free spins and cascading reels.

About the slot

Hellcatraz is played on a 6×6 grid with 46,656 ways to win and can be played across all devices from 20p up to £20 per spin.The reels are surrounded by bricks and sit against a backdrop of the notorious Alcatraz prison with police boats and the Golden Gate Bridge with skyscrapers in the San Francisco skyline.Symbols are the lower value stars, diamonds, hearts and crosses, a badge, a prisoner, a shark, handcuffs and the guard who has the highest value, matching 6 will give you x2 of your wager.The orange W is the wild symbol.

Gameplay

Mystery symbols which contain numbers between 1-5 can land on the reels on each spin, every time there is a cascading win the numbers will reduce by 1. When it reaches zero it will transform the other number symbols into matching regular symbols which will result in a winning combination.You can choose to play in lockdown or mixed mode, which will give you a different variance.If you land a symbol with a golden key on, it will be added to the meter, the key can worth anything from 1-10 keys, once the meter is full, you will be given 5 bonus spins and any mystery symbols won’t need to be counted down, they will transform immediately.Hellcatraz was great fun to play, the graphics are good, it really takes you back in time to the era of the arcade games. This is a high variance slot with an RTP of 96.46% and you can win up to x51,840 of your wager.

Matthew Kennedy

Co-founder & Technical Director at Play Cash Games

Matthew Kennedy co-founded Take Marketing Limited in 2008 alongside Becky Mosley and has worked in the UK online gambling industry ever since. He runs the technical side of the operation, building and maintaining the platforms that power Play Cash Games and the wider Take Marketing portfolio.

Matt's role is hands-on. He writes the code behind the offer feeds, the comparison tools readers use, and the back-office systems that keep every casino listing accurate and current. If you have used a feature on this site, the chances are he built it. He is also responsible for site performance, mobile usability, and the technical SEO that lets a small independent comparison site compete with much larger publishers.

Over 17 years in the industry, Matt has worked directly with affiliate platforms, casino operators, and software providers. He has seen the market move from desktop Flash slots to mobile-first HTML5, lived through every iteration of UK Gambling Commission rules, and built the systems that keep our coverage compliant as regulation evolves. He has a particular interest in responsible gambling tooling and player-fund safety — the parts of the industry most people do not see but that matter most.

Matt is a Companies House registered director (Take Marketing Limited, company no. 07619813) and is based in Lincolnshire, England.

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