Tom Kenny
Jacob P. 'Jake' Spidermonkey / Henry Armadillo (voice)Tom Kenny was 45 in My Gym Partner's A Monkey - Season 3 - Mellow Fellows (Episode 18).

Grey DeLisle
Ingrid Giraffe / Guadalupe 'Lupe' Toucan / Mrs. Geraldine Sharon Warthog (voice)Grey DeLisle was 33 in My Gym Partner's A Monkey - Season 3 - Mellow Fellows (Episode 18).

Rick Gomez
Windsor Gorilla / Slips Python (voice)Rick Gomez was 35 in My Gym Partner's A Monkey - Season 3 - Mellow Fellows (Episode 18).

Phil LaMarr
Virgil 'Bull' Sharkowski (voice)Phil LaMarr was 40 in My Gym Partner's A Monkey - Season 3 - Mellow Fellows (Episode 18).

Nika Futterman
Adam Lyon / Miss Chameleon (voice)Nika Futterman was 37 in My Gym Partner's A Monkey - Season 3 - Mellow Fellows (Episode 18).

Cree Summer
Kerry (voice)Cree Summer was 38 in My Gym Partner's A Monkey - Season 3 - Mellow Fellows (Episode 18).

Brian Doyle-Murray
Coach Tiffany Gills (voice)Brian Doyle-Murray was 61 in My Gym Partner's A Monkey - Season 3 - Mellow Fellows (Episode 18).

Maurice LaMarche
Principal Poncherello Pegone Pixiefrog (voice)Maurice LaMarche was 49 in My Gym Partner's A Monkey - Season 3 - Mellow Fellows (Episode 18).

M.A. Larson
WriterM.A. Larson was >> in My Gym Partner's A Monkey - Season 3 - Mellow Fellows (Episode 18).

Brett Varon
Storyboard ArtistBrett Varon was 41 in My Gym Partner's A Monkey - Season 3 - Mellow Fellows (Episode 18).