Character Name : Samantha the Cat / The Sheep (voice)

Original Name : Donna Akersten

Gender : Female

Character Name : Sebastian / Dr. Quack / Daisy the Cow / Sandy the Chicken (voice)

Original Name : Stuart Devenie

Gender : Male

Character Name : Heidi / Robert / Barry the Bulldog (voice)

Original Name : Mark Hadlow

Gender : Male

Character Name : Wynyard the Frog / Trevor the Rat / The Fly (voice)

Original Name : Brian Sergent

Gender : Male

Character Name : (voice) (uncredited)

Original Name : Ross Jolly

Gender : Male

Character Name : Bletch / Arfur the Worm (voice)

Original Name : Peter Vere-Jones

Gender : Male

Character Name : Sid the Elephant / The Cockroach / Louie the Fish (voice)

Original Name : Mark Wright

Gender : Male

Character Name : Heidi the Hippo (uncredited)

Original Name : Danny Mulheron

Gender : Male

Character Name : Killer man (uncredited)

Original Name : Jay Snowfield

Gender : Male

Character Name : Bletch (voice) (uncredited)

Original Name : Doug Wren

Gender : Male

Character Name : Audience Member in the Theater (uncredited)

Original Name : Peter Jackson

Gender : Male