I 1960'erne rekrutterer Tony og Susan Alamo medlemmer til deres menighed med løftet om personlig frelse, men organisationen bliver anklaget for misbrug og sektadfærd.

Ministry of Evil vertelt het leven en de misdaden van de televisie evangelist cultleider Tony Alamo. Door zich aan de wet te houden en een czwijgplicht bij hun volgelingen op te leggen, konden Tony en zijn vrouw Susan onvoorstelbare macht uitoefenen en werden miljonairs over rug van hun gelovigen.

The life and crimes of Tony Alamo, who, together with his wife, became a born-again, fire-and-brimstone televangelist and cult leader. It explores the cultural consequences of the Alamo empire and features rare archival footage, including an exclusive videotaped deposition with Alamo himself. It also weaves together interviews with the FBI agent who took Alamo down as well as cult survivors who have never previously shared their stories.