Jeff Bennett
Raj / Samson / Commander Hoo-Ha (voice) (121 eps)
Tom Kenny
Scoutmaster Lumpus / Slinkman (voice) (119 eps)
Carlos Alazraqui
Lazlo / Clam / Chef McMuesli (voice) (116 eps)
Mr. Lawrence
Edward / Dave / Ping Pong / Nurse Leslie (voice) (115 eps)
Steve Little
Chip / Skip (voice) (114 eps)
Jodi Benson
Patsy Smiles / Jane Doe / Almondine (voice) (8 eps)
Jill Talley
Gretchen / Nina Neckley / Ms. Mucus (voice) (4 eps)