'Let the Devil In' Episode Release Schedule

The documentary series "Let the Devil In" debuted on MGM+ Sunday. The four-part series tells the story of Thomas Sullivan, who stabbed his mother Betty Ann to death before turning his own Boy Scouts knife on himself. The series also explores Sullivan's interest in the occult and the aftermath of the tragedy. When does "Let the Devil In" come out? The first episode of the documentary series was released Sunday, August 31. How can I watch "Let the Devil In"? New episodes will be released on MGM+ each week on Sunday at 9 p.m. ET. The final episode will be released on September 20. . . .