Ricky Shayne

Ricky Fuller

Joachim Fuchsberger

Robert Fuller

Elga Andersen

Sonia

Eleonora Brown

Martine

Rudolf Lenz

Capt. Landers

Donovan

Self (uncredited)

Udo Jürgens

Udo

Hans Elwenspoek

Jeremy

Orchidea De Santis

Yasmine

Jürgen Draeger

Steve

Solvi Stübing

Diana

Loris Bazzocchi

Panzer (uncredited)

Christian Brückner

Gru / Hinke (voice) (uncredited)

Omero Capanna

Hitman (uncredited)

Enzo Cerusico

Gru (uncredited)

Franco Montemurro