Mr. Mercedes
Seasons: 1
First Aired: 2017-08-09
Last Aired: 2017-10-10
Status: Returning Series

A demented serial killer taunts a retired police detective with a series of lurid letters and emails, forcing the ex-cop to undertake a private, and potentially felonious, crusade to bring the killer to justice before he can strike again. Based on the bestselling novel by Stephen King.