The Sinner is an American anthology crime drama mystery television series developed by Derek Simonds for USA Network. The series is named after Petra Hammesfahr’s 1999 novel, which serves as the basis for the first season. Bill Pullman stars as a police detective who investigates crimes committed by unlikely culprits and attempts to uncover the culprits’ motivations. Only Pullman appears in each season, with the rest of the cast alternating for the standalone stories of the seasons.