Thumb Bringer (voice) (1 episode)

Self (1 episode)

Self - Guest (2 episodes)

John Oliver (12 episodes)

Self (1 episode)

Harry (voice) (3 episodes)

Self (1 episode)

Self (9 episodes)

Zazu (voice)

Steve (voice)

Executive Producer (20 episodes)

Self (2 episodes)

Ian (voice) (2 episodes)

Narrator (voice)

Self (1 episode)

Augustus P. Crumhorn IV (voice) (4 episodes)

Self (1 episode)

Self - Guest (17 episodes)

Self

Thanks

Self - Guest (8 episodes)

Self (12 episodes)

Self - Guest (1 episode)

Booth Wilkes-John (voice) (1 episode)

Self - Host (350 episodes)

Executive Producer (350 episodes)

Writer (129 episodes)

Creator (350 episodes)

Creator

Self - Guest (6 episodes)

Serpentor/British gentleman (1 episode)

Dr. Xenon Bloom (voice) (1 episode)

Vanity Smurf (voice)

Vanity Smurf (voice)

Self (2 episodes)

Coach Green (voice) (4 episodes)

Wax Sherlock Holmes (voice) (1 episode)

Self

Vanity Smurf (voice)

Self - Host (26 episodes)

Executive Producer (26 episodes)

Professor Ian Duncan (17 episodes)

Xim-Xam / Mix-Max (voice) (1 episode)

The Daily Show's John Oliver (1 episode)

The King / The Prince / William Shakespeare (17 episodes)

Dick Pants

Self

Writer

Executive Producer

Self (1 episode)

Self (7 episodes)

Car Salesman (1 episode)

(1 episode)

Man from the BBC (1 episode)

Self (2 episodes)

Writer (2558 episodes)