Shirley MacLaine

Harriet Blossom

Richard Attenborough

Robert Blossom

James Booth

Ambrose Tuttle

Freddie Jones

Det. Sergeant Dylan

William Rushton

Dylan's Assistant

Bob Monkhouse

Dr. Taylor

Patricia Routledge

Miss Reece

John Bluthal

Judge

Harry Towb

Doctor

Sandra Caron

Pet Shop Assistant

Sheila Steafel

Pet Shop Saleslady

Frank Thornton

Factory Manager

Barry Humphries

Mr. Wainwright

John Cleese

Post Office Clerk

Bruce Lacey

Musketeer

Joseph McGrath