Lee Ingleby
Bob (UK) (voice)
Joanne Froggatt
Wendy (UK & US) (voice)
Brian Cox
Conrad (UK & US) / Crunch (UK & US) (voice)
Dustin Demri-Burns
Tread (UK) / Thud (UK) (voice)
Blake Harrison
Scoop (UK & US) (voice)
Steven Kynman
Lofty (UK) (voice)
Iain Lauchlan
Chef Tattie (UK & US) (voice)
Nick Mercer
Mr. Bentley (UK) (voice)
Ben Miles
Ace (UK) (voice)
Lucy Montgomery
Mayor Madison (UK) (voice)
Terry Mynott
Tiny (UK) / Two-Tonne (UK) (voice)
Paul Panting
Muck (UK) (voice)
Jacob Scipio
Leo (UK) (voice)
Sam Swann
Stretch (UK) (voice)
Colin Murdock
Bob (US) (voice)
Daniel Bacon
Leo (US) (voice) (as Dan Bacon)
Richard Ian Cox
Lofty (US) (voice) (as Richard Cox)
Vincent Tong
Muck (US) (voice)
Ian James Corlett
Mr. Bentley (US) (voice) (as Ian Corlett)
Nicole Oliver
Mayor Madison (US) (voice)
Lee Tockar
Tiny (US) (voice)
Richard Newman
Two-Tonne (US) (voice)
Peter New
Stretch (US) (voice)
Brian Drummond
Ace (US) (voice)
Brian Dobson
Thud (US) (voice)
Ryan Beil
Tread (US) (voice)