Ovidio G. Assonitis Director, Screenwriter, Producer Roberto D'Ettorre Piazzoli Director, Screenwriter, Cinematographer Juliet Mills Jessica Barrett Actor Richard Johnson Dimitri Actor David Colin Jr. Ken Barrett Actor Elizabeth Turner Barbara Staton Actor Gabriele Lavia Robert Barrett Actor Barbara Fiorini Gail Barrett Actor Nino Segurini George Staton Actor Vittorio Fanfoni Mr. Francis Actor Antonio Troiso Screenwriter Giorgio Rossi Producer Enzo Doria Producer Edward L. Montoro Producer Angelo Curi Film Editing Franco Micalizzi Original Music Piero Filippone Art Director Franco Velchi Art Director