About Mr. Mercedes: 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. Directed by Jack Bender (Lost, Game of Thrones) and adapted for television by David E. Kelley. All three serve as Executive Producers.
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