Donald Pleasence

Character: Professor Nolter

Tom Baker

Character: Lynch

Brad Harris

Character: Brian Redford

Julie Ege

Character: Hedi

Michael Dunn

Character: Burns

Scott Antony

Character: Tony

Jill Haworth

Character: Lauren

Olga Anthony

Character: Bridget

Eithne Dunne

Character: Nurse

Lisa Collings

Character: Prostitute

Joan Scott

Character: Landlady

Toby Lenon

Character: Tramp

Richard Davies

Character: Doctor

John Wireford

Character: Policeman

Tony Mayne

Character: Dwarf Tony

Molly Tweedlie

Character: Dwarf Molly

Kathy Kitchen

Character: Midget Kathy

Fran Fullenwider

Character: Fat lady

Lesley Roose

Character: Skinny Lady

Fay Bura

Character: Bearded Lady

Bob Bura

Character: Fire Eater

Orla Pederson

Character: Human Pincushion

Madge Garnett

Character: Monkey Woman

Willie Ingram

Character: Popeye

Esther Blackmon

Character: Alligator Girl

Hugh Baily

Character: Pretzel Boy

Félix Duarte

Character: Frog Boy

Jill Goldston

Character: Girl at Carnival Freakshow (uncredited)