Mr. Mercedes (2017)

Don’t let him inside your head.

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.

• First Air Date: 2017-08-09
• Last Air Date: 2019-11-12
• Total Seasons: 3
• Total Episodes: 30
• Network: Audience
• Creator: David E. Kelley