Osmosis Jones (voice) (26 Episodes)

Drix (voice) (26 Episodes)

Mayor Paul Spryman / Hector's Mom (voice) (26 Episodes)

Hector Cruz (voice) (26 Episodes)

Maria Amino (voice) (26 Episodes)

Police Chief Gluteus (voice) (26 Episodes)

Travis Lum (voice) (10 Episodes)

Ellen Patella (voice) (6 Episodes)

Brain Advisor #1 (voice) (2 Episodes)

Dander (voice) (2 Episodes)

The Mole (voice) (3 Episodes)

General Malaise (voice) (1 Episodes)

Christine Kolchuck (voice) (3 Episodes)

Rescue Cell (voice) (3 Episodes)

Mayor Santorini (voice) (2 Episodes)

Nick O'Teen (voice) (1 Episodes)

Ashley / Carbon Monoxide (voice) (1 Episodes)

Strepfinger (voice) (2 Episodes)

Cilia Tyson (voice) (2 Episodes)

Hector's Dad (voice) (2 Episodes)

Captain Quinine (voice) (1 Episodes)

Naurine / Celly Katz (voice) (1 Episodes)

Aunti Histamine (voice) (1 Episodes)

Mumsy Glop (voice) (1 Episodes)

Drixeen (voice) (1 Episodes)

Cop (voice) (1 Episodes)

Rota (voice) (1 Episodes)

Muscle Cell (voice) (1 Episodes)

Smirch (voice) (1 Episodes)

Cafeteria Lady (voice) (1 Episodes)

Number 2 / Sticky Flagella (voice) (1 Episodes)

Shwee (voice) (1 Episodes)

Penicillin G (voice) (1 Episodes)

Jude (voice) (1 Episodes)

Rudy (voice) (1 Episodes)

Jumbo (voice) (1 Episodes)

Sal Monella (voice) (1 Episodes)

Sylvian Fisher (voice) (1 Episodes)

Loretta Epstein (voice) (1 Episodes)

Shane (voice) (1 Episodes)

Brittany Estrogen (voice) (1 Episodes)

Ricardo Amino (voice) (1 Episodes)

Father Glop (voice) (1 Episodes)

Cryo (voice) (1 Episodes)