INVINCIBLE Season 1 Characters & Cast — No Spoilers
Every character in INVINCIBLE season 1 with photos and the actors who play them, including Steven Yeun, Sandra Oh, J.K. Simmons — spoiler-free, nothing from later seasons.
- Mark Grayson / Invincible (voice) — played by Steven Yeun
- Debbie Grayson (voice) — played by Sandra Oh
- Nolan Grayson / Omni-Man (voice) — played by J.K. Simmons
- Amber (voice) — played by Zazie Beetz
- Cecil (voice) — played by Walton Goggins
- Olga (voice) / Shrinking Rae / Monster Girl / Betsy (voice) / Monster Girl / Betsy (voice) / Shrinking Rae / Monster Girl / GDA Tech (voice) / Shrinking Rae / Monster Girl / Olga (voice) / News Anchor (voice) — played by Grey DeLisle
- Eve (voice) — played by Gillian Jacobs
- Flaxan Leader / GDA Doctor (voice) / Mauler 1 / Mauler 2 (voice) / Mauler 1 / Mauler 2 / Monster (voice) — played by Kevin Michael Richardson
- William (voice) / Everest Climber (voice) — played by Andrew Rannells
- Donald / Doc Seismic (voice) / Donald (voice) / Donald / Isotope (voice) — played by Chris Diamantopoulos
- Black Samson (voice) / Black Samson / Astronaut (voice) / Black Samson / Kyle (voice) / Black Samson / Fighter Pilot (voice) — played by Khary Payton
- Robot (voice) — played by Zachary Quinto
- Rex (voice) — played by Jason Mantzoukas
- Dupli-Kate (voice) — played by Melise
- Art (voice) — played by Mark Hamill
- Immortal / Aquarus / Bi-Plane / Kursk (voice) / Immortal / Rudy (voice) / Rudy (voice) — played by Ross Marquand
- Damien Darkblood / Bryant (voice) / Damien Darkblood (voice) — played by Clancy Brown
- Killcannon / Robber 1 (voice) / Killcannon / Adam / The Mad Scientist (voice) / Adam / Biology Professor (voice) — played by Fred Tatasciore
- Steve (voice) — played by Jon Hamm
- Titan (voice) — played by Mahershala Ali
All seasons of INVINCIBLE: full spoiler-free character guide