A Jolly Bad Fellow

Leo McKern

Professor Kerris Bowles-Ottery

Janet Munro

Delia Brooks

Maxine Audley

Clarinda Bowles-Ottery

Dennis Price

Dr. John Hughes

Miles Malleson

Dr. Woolley

Mervyn Johns

Willie Pugh-Smith

Leonard Rossiter

Dr. Fisher

Jennifer White

TV Make-Up Girl

Patricia Jessel

Mrs. Pugh-Smith

Duncan Macrae

Dr. Brass

George Benson

Inspector Butts

Ralph Michael

Superintendent Rastleigh

Alan Wheatley

Epicene

Wally Patch

Tom Pike

Mark Dignam

The Master

Jerome Willis

Detective Inspector Armstrong

John Sharp

Hodges

Lloyd Pearson

Dr. Rossiter

H.L. Bird

Sound

John Barry

Original Music Composer

Barrie Melrose

Second Assistant Director

Don Chaffey

Director

Bill Blunden

Sound Editor

George Provis

Art Direction

Peter Tanner

Editor

Robert Hamer

Writer

Gerald Gibbs

Director of Photography

Donald Taylor

Producer, Screenplay

Dennis Bertera

Assistant Director

C.E. Vulliamy

Novel