The fourth season of the police procedural anthology series "The Sinner" has premiered on October 13, 2021 on USA Network. Created by Derek Simonds, the series stars Bill Pullman as police detective Harry Ambrose. The new season's cast also includes Alice Kremelberg, Michael Mosley, Frances Fisher, Cindy Cheung, Ronin Wong and Neal Huff.
Find out more about the series after the jump.