Donna Akersten
Samantha the Cat / The Sheep (voice)
Acting
Stuart Devenie
Sebastian / Dr. Quack / Daisy the Cow / Sandy the Chicken (voice)
Acting
Mark Hadlow
Heidi / Robert / Barry the Bulldog (voice)
Acting
Brian Sergent
Wynyard the Frog / Trevor the Rat / The Fly (voice)
Acting
Ross Jolly
(voice) (uncredited)
Acting
Peter Vere-Jones
Bletch / Arfur the Worm (voice)
Acting
Mark Wright
Sid the Elephant / The Cockroach / Louie the Fish (voice)
Acting
Danny Mulheron
Heidi the Hippo (uncredited)
Directing
Jay Snowfield
Killer man (uncredited)
Acting
Doug Wren
Bletch (voice) (uncredited)
Acting
Peter Jackson
Audience Member in the Theater (uncredited)
Directing