Dirk Bogarde

Sebastian

Susannah York

Rebecca Howard

Lilli Palmer

Elsa Shahn

John Gielgud

Head of Intelligence

Janet Munro

Carol Fancy

Ronald Fraser

Toby

Margaret Johnston

Miss Elliott

Nigel Davenport

Gen. Phillips

John Ronane

Jameson

Hayward Morse

Gavin

Donald Sutherland

Ackerman

Ann Beach

Pamela

Susan Whitman

Tilly

Ann Sidney

Naomi

Veronica Clifford

Ginny

Louise Purnell

Thelma

Portland Mason

'UG' Girl

James Belchamber

Man with Dog

Charles Farrell

Taxi Driver

Charles Lloyd Pack

Chess Player

Alan Freeman

TV Disc Jockey

Jeanne Roland

Randy

Lynn Pinkney

Joan

Sally Douglas

Uncredited

Stuart Hoyle

Uncredited