Dan Duncan, Shaun O'Neil, Haylee Herrick, Sol Choi, Ian Abando, Tanner Johnson, Jason Zurek, Mari Yang
Sandra Oh (Debbie Grayson), J.K. Simmons (Nolan Grayson / Omni-Man), Steven Yeun (Mark Grayson / Invincible), Cleveland Berto (Darkwing / GDA Agents), Christian Convery (Oliver), Chris Diamantopoulos (Donald Ferguson / Doc Seismic), Calista Flockhart (April), Walton Goggins (Cecil), Gillian Jacobs (Eve), Simu Liu (Multi-Paul)