Roger Moore

Michael Scott

Susannah York

Julia Richardson

Shelley Winters

Diana Steedeman

Lee J. Cobb

Henry Steedman

Jean-Pierre Cassel

Leo

Raf Vallone

General Peruzzi

Sydne Rome

Sophie

Marianne Stone

Party Guest

Julie Dawn Cole

Tina Steedman

Donald Sinden

British Gen. Armstrong

Michael Shannon

Lt. Davis

Aubrey Woods

Viscount L'Ardey

Alfred Hoffman

Berckmann

Vincent Hall

David Richardson

Fabian Cevallos

Photographer

Timothy Carlton

Tank commander

Τάκης Εμμανουήλ

Arab Sheik

Merelina Kendall

Antoinette

Anthony Valentine

Party guest

Franco De Rosa

Italian sergeant

Ted Hollis

Zaventem passenger (uncredited)

Bonnie Hurren

Party guest (uncredited)

Leonard Kavanagh

Party guest (uncredited)

Soltan Lalani

Ambassador (uncredited)

Mercia Mansfield

Party guest (uncredited)

Jamila Massey

Ambassador's wife (uncredited)