It's a Sin Episode Guide: Seasons, Cast and Facts
A TMDB-backed guide to It's a Sin, including cast, release facts, genres and watch-provider notes.

It's a Sin (2021) — an evergreen reference for this TV series: the essentials, the cast, where to watch and what to watch next. When the world turned its back, they had each other.
Where to watch
TMDB's U.S. watch-provider data lists HBO Max Amazon Channel, HBO Max. Availability changes by country and date, so check your streaming app before watching.
Cast
Olly Alexander as Ritchie Tozer; Omari Douglas as Roscoe Babatunde; Callum Scott Howells as Colin Morris-Jones; Lydia West as Jill Baxter; Nathaniel Curtis as Ash Mukherjee
About It's a Sin
A chronicle of five friends during a decade in which everything changed, including the rise of AIDS.
More like It's a Sin
- Angels in America
- Sex Education
- Fellow Travelers
- EastSiders
- DTF St. Louis
- Skins
- Never Have I Ever
- Cucumber
Figures and availability come from public TMDB data and are provided as a sourced reference.
Frequently asked questions
Where can I watch It's a Sin?
TMDB's U.S. watch-provider data lists HBO Max Amazon Channel, HBO Max. Availability changes by country and date, so check your streaming app before watching.
Who is in the cast of It's a Sin?
Olly Alexander as Ritchie Tozer; Omari Douglas as Roscoe Babatunde; Callum Scott Howells as Colin Morris-Jones; Lydia West as Jill Baxter; Nathaniel Curtis as Ash Mukherjee
Is this It's a Sin guide official?
No. It uses TMDB data as a reference and is not endorsed or certified by TMDB.



