Special Guest Stars Jim Beaver as Apocalypse World Bobby Singer Guest Stars Samantha Smith as Mary Winchester Meganne Young as Lydia Crawford Co Starring Chilton Crane as Helen Kline Andrea Drepaul as Melanie Hamza Fouad as Werewolf Ben Wilkinson as Philippe Michael Bean as Arty Nielson Fred Keating as Jack Kline Patricia Drake as Coroner Timothy Wallace as Roped Vampire