Brendan Fraser Cliff Steele, Robotman (Voice) Actor Matt Bomer Larry Trainor, Negative Man (Voice) Actor April Bowlby Rita Farr, Elasti-Woman Actor Diane Guerrero Crazy Jane Actor Timothy Dalton Niles Caulder, The Chief Actor Joivan Wade Victor Stone, Cyborg Actor Alan Tudyk Mr. Nobody Actor Matthew Zuk Negative Man Actor Riley Shanahan Robotman Actor Mark A. Sheppard Willoughby Kipling Guest Star Phil Morris Silas Stone Guest Star Bethany Anne Lind Clara Steele Guest Star Charmin Lee Elinore Stone Guest Star Tommy Snider Ernest Franklin, Beardhunter Guest Star Stephanie Czajkowski Hammerhead Guest Star Alimi Ballard Josh Clay Guest Star Anna Lore Penny Farthing Guest Star Curtis Armstrong Ezekiel the Cockroach Guest Star Greg Berlanti Executive Producer Geoff Johns Executive Producer Jeremy Carver Executive Producer, Writer Sarah Schechter Executive Producer Chris Dingess Executive Producer Tamara Becher-Wilkinson Writer Shoshana Sachi Writer Dermott Downs Director