It's a Sin: Meet the Exciting Newcomers in the Vibrant LGBTQ+ Series Coming to HBO Max

Olly Alexander is best known as the frontman for band Years & Years (yep, it confusingly has the same name as Davies' series, Years and Years). While many of his credits are owed to writing or performing songs for soundtracks, Alexander has also had roles in Gulliver's Travels and Skins.

Nathaniel Curtis is a newcomer who's joined the cast as Ash, one of Ritchie's closest friends.

Another newcomer, Omari Douglas plays 17-year-old Roscoe in It's a Sin, another member of the tight-knit friendship group.

Lydia West (of TV series Years and Years) plays Jill, a funny and straight-shooting college student and the glue that holds the friendship group together.

It's a Sin sees Callum Scott Howells debut in the role of Colin, a quiet Welsh boy who becomes an apprentice at Savile Row.

Keely Hawes has had roles in many films and TV series, including Bodyguard, Line of Duty, and Death at a Funeral. In It's a Sin, Hawes plays Ritchie's mom, Valerie.

Stephen Fry shouldn't need an introduction. The legendary actor and writer (Bones, The Hitchhiker's Guide to the Galaxy joined the cast of It's a Sin as MP Arthur Garrison.

Neil Patrick Harris famously appeared in How I Met Your Mother and has gone on to appear in movies like Gone Girl. He stars in the cast of It's a Sin as Henry.