The series picks up a year after Brady Hartsfield's thwarted attempt to perpetrate a second mass murder in the community of Bridgton, Ohio. Since the incident, Hartsfield has been hospitalized in a vegetative state. Retired Detective Bill Hodges has done his best to move on from his Brady obsession, teaming up with Holly Gibney to open Finders Keepers, a private investigative agency. But when unexplainable occurrences begin to affect hospital staff members attending to Brady, Hodges is haunted by the feeling that Brady is somehow responsible.
The original cast, which includes Brendan Gleeson ("Harry Potter") as Detective Bill Hodges, Harry Treadaway ("Penny Dreadful") as Brady Hartsfield, Jharrel Jerome ("Moonlight") as Jerome Robinson, Scott Lawrence ("Avatar") as Detective Peter Dixon, Breeda Wool ("Unreal") as Lou Linklatter, Justine Lupe ("Francis Ha") as Holly Gibney, Nancy Travis ("How I Met Your Mother") as Donna Hodges, and Holland Taylor ("The Truman Show") as Ida Silver, is joined by Jack Huston ("Boardwalk Empire") as Brady Hartsfield's doctor Dr. Felix Babineau, Tessa Ferrer ("Grey's Anatomy") as Dr. Babineau's wife Cora Babineau, and Maximiliano Hernandez ("Sicario") as Assistant DA Antonio Montez for season 2.
Season 2 of "Mr. Mercedes" will premiere on AT&T AUDIENCE Network on Wednesday, Aug. 22 at 10 p.m. ET/PT.