Dan Duncan, Shaun O'Neil, Haylee Herrick, Sol Choi, Ian Abando, Tanner Johnson, Jason Zurek, Mari Yang
Sandra Oh (Debbie Grayson), J.K. Simmons (Omni-Man / Nolan Grayson), Steven Yeun (Invincible / Mark Grayson), Cleveland Berto (Darkwing), Christian Convery (Oliver), Cliff Curtis (Paul), Grey Griffin (Shriveled Woman / Shrinking Rae / Amanda), Chris Diamantopoulos (Muscles / Professor / Force Fist / Donald), Nyima Funk (Additional Voices / GDA Agent #2), Walton Goggins (Cecil)