On screen
Cast
25 credited performers
John Hasler
Thomas (voice)
Keith Wickham
Edward / Gordon / Harvey / Salty / Harold / The Fat Controller / Glynn / Various (voice)
Rob Rackstraw
James / Toby / Bernie / Professor Friedrich (voice)
Nigel Pilkington
Percy (voice)
Teresa Gallagher
Emily / Annie / Clarabel (voice)
Nicola Stapleton
Rosie (voice)
Artwork unavailable
Yvonne Grundy
Nia (voice)
Rachael Louise Miller
Rebecca / Dr. Hetty (voice)
Joe Swash
Sonny (voice)
Artwork unavailable
Matt Wilkinson
Cranky (voice)
Mike Grady
Sir Robert Norramby (voice)
Dominique Moore
Ruth (voice)
Bob Golding
Baz (voice)
Matt McCooey
Kenji (voice)
Colin McFarlane
Dr. Holyfield (voice)
Artwork unavailable
Siu-see Hung
Dr. Kim (voice)
Kerry Shale
Diesel (voice)
Togo Igawa
Hiro (voice)
David Bedella
Victor (voice)
Tim Whitnall
Reg (voice)
Artwork unavailable
Laura Beaumont
Fair Attendees (voice) (uncredited)
Artwork unavailable
Paul Larson
Fair Attendees (voice) (uncredited)
Artwork unavailable
Ian McCue
Fair Attendees (voice) (uncredited)
Artwork unavailable
Sharon Miller
Fair Attendees (voice) (uncredited)
Artwork unavailable
Zahara Andrews
Fair Attendees (voice) (uncredited)