Kaz (44 episodes, 2013-2015)
Oliver (44 episodes, 2013-2015)
Skylar Storm / Connie Valentine / Female Calderians (44 episodes, 2013-2015)
Alan Diaz / Hapax the Elder (44 episodes, 2013-2015)
Dr. Horace Diaz / Caduceo / Timeline (34 episodes, 2013-2015)
Gus / Dorenbosch (29 episodes, 2013-2015)
(20 episodes, 2014-2015)
Lizard Man / Surge / Dawg the Manshark / Dr. Wrath / Utility super hero (16 episodes, 2014-2015)
The Crusher (15 episodes, 2013-2015)
Solar Flare (13 episodes, 2013-2014)
Phillip (12 episodes, 2014-2015)
Clyde (11 episodes, 2013-2015)
Wallace (11 episodes, 2013-2015)
Jordan (11 episodes, 2013-2015)
Mesmera (10 episodes, 2013-2015)
Annihilator / Nightstrike (8 episodes, 2014-2015)
Tecton (8 episodes, 2013-2015)
Megahertz (8 episodes, 2013-2015)
Mr. Quick (8 episodes, 2014-2015)
Stephanie / Dr. Wrath (7 episodes, 2013-2015)
Blue Tornado (6 episodes, 2013-2015)
Annihilator (5 episodes, 2014-2015)
Solar Flare / Gamma Girl (5 episodes, 2014-2015)
Titanio / Henry Tidwell (4 episodes, 2013-2014)
Captain Atomic (4 episodes, 2014-2015)
Mort (4 episodes, 2015)
Benny (3 episodes, 2013-2014)
Newscaster (3 episodes, 2013-2014)
Nurse (3 episodes, 2013)
Optimo / Nelson (3 episodes, 2014-2015)
Dark Warrior (3 episodes, 2014)
NeoCortex (3 episodes, 2014)
Injured superhero / Red Scare / Superhero (3 episodes, 2014)
Spotlight (3 episodes, 2014)
Bridget (3 episodes, 2015)
Mr. Terror (3 episodes, 2015)
Nurse (2 episodes, 2014)
Slaughter Master (2 episodes, 2015)
Ms. Gleason (2 episodes, 2013-2014)
Gray Granite / Great Granite (2 episodes, 2013-2015)
Computer Voice (2 episodes, 2013-2014)
Brain Matter (2 episodes, 2013-2014)
Ed / The Extrminator (2 episodes, 2014-2015)
Ambrose (2 episodes, 2014-2015)
Queen Bee / Queen Hornet (2 episodes, 2014-2015)
Agent Blaylock / Mr. Patterson (2 episodes, 2014)
Experion (2 episodes, 2014)
Abyss / Soul Slayer (2 episodes, 2014)
Bryan (2 episodes, 2014)
Owl Girl (2 episodes, 2014)
Principal Howard (2 episodes, 2015)
Future Kaz (1 episode, 2015)
Chase Davenport (1 episode, 2015)
Alien Hologram (1 episode, 2015)
Key Keeper (1 episode, 2015)
Adam Davenport (1 episode, 2015)
Bree Davenport (1 episode, 2015)
Leo Dooley (1 episode, 2015)
Incapacitator (1 episode, 2015)
Dr. (1 episode, 2013)
Crimson Demon (1 episode, 2013)
The Great Defender (1 episode, 2013)
Micros (1 episode, 2013)
Brian Batter Monster (1 episode, 2013)
Ms. Kessler (1 episode, 2013)
Jamie (1 episode, 2013)
Superhero Nurse (1 episode, 2013)
Flame Spitter (1 episode, 2013)
Amanda (1 episode, 2013)
Female Superhero (1 episode, 2013)
Jade / Re-Mix (1 episode, 2014)
Sonic Shriek (1 episode, 2014)
Catastrophe (1 episode, 2014)
Dr. Bridges (1 episode, 2014)
Alley Cat (1 episode, 2014)
Amicus (1 episode, 2014)
Black Falcon (1 episode, 2014)
Wi-Fi (1 episode, 2014)
Dreadlock (1 episode, 2014)
Young Oliver (1 episode, 2014)
Adult Oliver (1 episode, 2014)
Bride (1 episode, 2014)
Receptionist (1 episode, 2014)
1950s Doctor (1 episode, 2014)
Bob (1 episode, 2014)
Carmen Miranda (1 episode, 2014)
Self (1 episode, 2014)
Lysander Olgivy (1 episode, 2014)
The Scarlet Cyclone (1 episode, 2014)
Dancing Student (1 episode, 2014)
1970's Doctor (1 episode, 2014)
Fired Doctor (1 episode, 2014)
Delivery Boy (1 episode, 2014)
Thor (1 episode, 2014)
Fire fighter (1 episode, 2014)
1970s Doctor (1 episode, 2014)
Dawg (1 episode, 2014)
Old Oliver (1 episode, 2014)
Prince Edmund (1 episode, 2014)
50s Nurse (1 episode, 2014)
Ambusher (1 episode, 2015)
Hunter Bounty (1 episode, 2015)
Rodney (1 episode, 2015)
Spark (1 episode, 2015)
Fred / The Skipper (1 episode, 2015)
Gulliver (1 episode, 2015)
Disgusto (1 episode, 2015)
Larry (1 episode, 2015)
Fantasy Girl (1 episode, 2015)
Dragonia (1 episode, 2015)
Chaz (1 episode, 2015)
Arachnia (1 episode, 2015)
Dennis (1 episode, 2015)
Doctor (unknown episodes)
Makenzie (uncredited) (2 episodes, 2013)
Kyle (uncredited) (1 episode, 2013)
Martial Arts Club Student (uncredited) (1 episode, 2014)
Dr. Booskeel (uncredited) (1 episode, 2014)
Bomb Squad (uncredited) (1 episode, 2015)