In Lifetime’s Amish Stud: The Eli Weaver Story, Luke Macfarlane portrays a philandering husband ready to risk it all for his side piece. In the above sneak peek at the upcoming film, premiering Saturday, Sept. 30 at 8/7c, Eli Weaver (played by Killjoys vet Macfarlane) asks his mistress Barb (Criminal Minds‘ Kirsten Vangsness) to kill his wife by any means necessary — even at the expense of his own children. Based on the true crime book A Killing in Amish Country: Sex, Betrayal and a Cold-Blooded