Guest Stars Matt Bomer voices Larry Trainor / Negative Man Brendan Fraser voices Cliff Steele / Robotman Dwain Murphy as Larry Trainor / Negative Man Jake Michaels as Cliff Steele / Robotman Meagen Fay as Sister Catherine April Bowlby as Rita Farr / Elasti-Woman Hina Abdullah as Shyleen Lao Bruno Bichir as Dr. Niles Caulder / The Chief Co Starring Scott Garland as Local Cop #2 Kevan Kase as Hunter #2 Malube Uhindu-Gingala as Congo Doctor Ariane Laezza as French Doctor Evan O'Donnell as Hunter #2's Son Nigel Downer as Local Cop #1 Jerome Bourgault as Assessment Director Mike Jackson as John Dave Hemstad as Hunter #1