24 Hours in Police Custody has been a firm favourite with viewers for years, and fans have widely named one standout episode as the very best08:22, 03 Jul 2026Channel 4's hit documentary series, 24 Hours in Police Custody, has established itself as a firm favourite amongst audiences over the years, but there's one particular episode that's absolutely essential viewing.‌The landmark documentary has gone from strength to strength since its debut in 2014. It immerses viewers in serious crimes being investigated by local police forces.‌In a race against the clock for justice, detectives frequently uncover horrifying truths and disturbing realities surrounding major crimes that have shaken communities.‌Today, Channel 4 viewers eagerly anticipate new episodes, with recent instalments earlier this year leaving them feeling sick and horrified.Over recent weeks, repeat episodes have been broadcast on the channel, with the entire series available to stream online.‌However, devotees of the programme have expressed their views on the finest episode ever produced that everyone needs to watch, or revisit, immediately, reports Wales Online.Taking to Reddit, one viewer previously posted: ""The Detective and The Surgeon" isn't only one of the best episodes of 24 Hours in Police Custody, it's one of the best episodes of any British true crime show."They added: "If you haven't watched 24 Hours in Police Custody before, please do yourself a favour and watch Season 8 Episode 5 "The Detective and the Surgeon". Go in blind and don't research anything about the episodes you can.‌"I never thought that plot twists could happen in true crime shows before, and this one is absolutely captivating throughout."Another responded: "Thanks for the recommendation. Just watched it."‌A second viewer responded: "Oh my lord. My absolute favourite. I agree, you have to go in blind with that one."Numerous others were keen to share their suggestions as one individual said: "The episode called 'Sex and Corruption' was also a very exciting roller-coaster ride. I won't give away any spoilers."In a separate post, one devotee remarked: "Black Widow was quite good, about a woman overheard plotting to kill her ex husband. Also The Murder Messages - a couple receive multiple death threats, but all is not what it seems."Article continues belowAnother wrote: "The encrochat hacking by the police was by far the best episode."24 Hours in Police Custody can be streamed on Channel 4 online