Scott Wardman
Charles Bronson
Twinky
Susan George
Solicitor
Lionel Jeffries
Lucky Grandpa's Au-Pair!!
Debbie Slater
Hal's Candy Store Secretary
Ruth Masters
Mummy
Honor Blackman
Daddy
Michael Craig
Twinky's Grandfather
Trevor Howard
Hal
Orson Bean
Mr. Wardman-Scott's father
Paul Ford
Mrs. Wardman-Scott's mother
Kay Medford
Judge Millington-Draper
Jack Hawkins
Judge Roxborough
Robert Morley
Director
Richard Donner
Director of Photography
Walter Lassally
Music
John Scott
Associate Producer
Ralph B. Serpe
Assistant Editor
David Hitchcock
Norman Thaddeus Vane
Jeff McBride
Executive Producer
John Heyman
Producer
Clive Sharp
Editor
Norman Wanstall
Art Direction
Michael Wield
Original Music Composer
Writer