John Frankenheimer Director Michael Caine Noel Holcroft Actor Anthony Andrews Johann von Tiebolt, Jonathan Tennyson Actor Victoria Tennant Helden von Tiebolt, Helden Tennyson Actor Lilli Palmer Althene Holcroft Actor Mario Adorf Erich Kessler, Jürgen Mass Actor Michaël Lonsdale Ernst Manfredi Actor Bernard Hepton Commander Leighton Actor Richard Münch Oberst Actor Carl Rigg Anthony Beaumont Actor André Penvern Frederick Leger Actor Andy Bradford Hartman Actor Shane Rimmer Lt. Miles Actor Alexander Kerst Gen. Heinrich Clausen Actor Michael Wolf Gen. Erich Kessler Actor Mort Abrahams Executive Producer Edie Landau Producer Ely Landau Producer Robert Ludlum Writer George Axelrod Screenwriter Edward Anhalt Screenwriter John Hopkins Screenwriter Stanislas Syrewicz Music Gerry Fisher Cinematographer Ralph Sheldon Film Editor