TV series
When the world turned its back, they had each other.
A chronicle of five friends during a decade in which everything changed, including the rise of AIDS.
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Checked Jul 22, 2026
A chronicle of five friends during a decade in which everything changed, including the rise of AIDS.
Cast, crew and production details
Olly AlexanderRitchie Tozer
Omari DouglasRoscoe Babatunde
Callum Scott HowellsColin Morris-Jones
Lydia WestJill Baxter
Nathaniel CurtisAsh Mukherjee
Andria DohertyEileen Morris-Jones
Shaniqua OkwokSolly Babatunde
Debra BakerMrs. McKenzie
Channel 4United Kingdom
Red Production CompanyUnited KingdomWatch options above are for the show and may vary by season or episode.
Episode 1
September 1981. The lives of Ritchie, Roscoe and Colin converge, three friends finding a flat together in London. But a distant threat means life in the 80s might be all too precious.
Guest stars Tobias Charles, Neil Patrick Harris, Andria Doherty, Shaniqua Okwok, Debra Baker, Susan Brown, Jake Neads, Patrice Naiambana
Where to watch It's a Sin
Episode 2
December 1983. Ritchie and Jill struggle to become professional actors, and Colin takes a trip to New York. But when Gloria asks Jill for a strange favour, she’s trapped in a world of lies as the shadow of AIDS gets closer.
Guest stars Shaniqua Okwok, Marc Cowpland, Susan Brown, Gary Lewis, David Carlyle, Billy Cullum, Nicholas Blane, Michael Mather
Where to watch It's a Sin
Episode 3
1986, and life seems fine. The Pink Palace mates are working, falling in love, and finding their way through the world. But then terror strikes in the most unexpected way, and the friends have to fight like never before.
Guest stars Andria Doherty, Debra Baker, Stephen Fry, Nathaniel Hall, Matthew Earley, Olisa Odele, Ashley McGuire, April Kelley
Where to watch It's a Sin
Episode 4
March 1988. Ritchie embarks on a lonely journey home. But when the protests about the AIDS crisis begin, Jill’s placed in danger, and Roscoe’s set to collide with Margaret Thatcher.
Guest stars Andria Doherty, Stephen Fry, Jonny Green, Sarah Ball, Charles Armstrong, Morrison Thomas, Seyan Sarvan, Lloyd Griffith
Where to watch It's a Sin
Episode 5
1991. The flatmates rally round as they enter the darkest days of their life. But when Valerie goes on the warpath, it’s up to Jill to help Ritchie before it’s too late.
Guest stars Shaniqua Okwok, Ruth Sheen, Ashley McGuire, David Carlyle, Toto Bruin, Shaun Dooley, Tracy-Ann Oberman, Keeley Hawes
Where to watch It's a SinEpisode information updated Jul 22, 2026
