Peacock dropped the trailer for “Long Bright River,” the highly anticipated crime drama set in Philadelphia starring Pennsylvania native and award-winning actress Amanda Seyfried. The new series — set to premiere on March 13 — is based on author Liz Moore’s New York Times best-seller book of the same name,

Peacock drops the official trailer of its upcoming suspense thriller series, Long Bright River, starring Amanda Seyfried. The series will premiere on March 13, 2025.

In 'Long Bright River,' Amanda Seyfried plays a Philadelphia police officer who patrols Kensington and is concerned about her sister's disappearance amid a string of murders. A Philadelphia police officer becomes tangled in an investigation that hits a bit too close to home in the new trailer for Peacock's "Long Bright River.