Danny Fenton (14 episodes)

Ben Tennyson (14 episodes)

Vlad Masters (11 episodes)

Kevin Levin/Invader Zim (7 episodes)

Zim (2 episodes)

Eon (8 episodes)

Divinity (1 episode)

Dr Animo (2 episodes)

Soarnitho/Portaler (1 episode)

Echo Echo (1 episode)

XLR8 (1 episode)

Big Ben (1 episode)

Portaler (1 episode)

Ultimate Echo Echo (1 episode)

Humungousaur (1 episode)

Rook Blonko (7 episodes)

Full Stop (1 episode)

Writer (14 episodes)

Lula (7 episodes)

Cooper Daniels (2 episodes)

Vilgax (1 episode)

Armodrillo (1 episode)

Four Arms (1 episode)

Professor Paradox/Atomix (1 episode)

Professor Paradox (1 episode)

Gwendolyn Tennyson (6 episodes)

Gwendyoln Tennyson (1 episode)

Ghostfreak (2 episodes)

Blukic (2 episodes)

Phil Gacks (1 episode)

Dib Membrane (1 episode)

GoTro (5 episodes)

Crawnch (4 episodes)

UltraViolent (1 episode)

Pesky Dust (2 episodes)

Eve (1 episode)

Buck Wild (2 episodes)

Max Tennyson (1 episode)

Clockwork (3 episodes)

Alien X (3 episodes)

Grey Matter (1 episode)

Dr Animo (1 episode)

Dr Animo (1 episode)

Cooper Daniels (1 episode)

MonKi (1 episode)

Crawnch (1 episode)

Technus/Divinity (1 episode)

Jungle Ben (1 episode)