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
Takis Emmanuel
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)