Bob (US) (voice)
Wendy (US), Mrs. Potts (US), Bunty Ferguson (US) (voice)
Scoop (US) (voice)
Muck (US) (voice)
Dizzy (US) / Roley (US) (voice)
Lofty (US) (voice)
Bob (UK), Roley (UK), Lofty (UK), Scruffy (voice)
Spud (US & UK), Mr. Bentley (US & UK), Scoop (UK), Muck (UK)
Scrambler (US & UK), Mr. Adams (US & UK) (voice)