I tre nemici

Gino Bramieri as Leo Bottini Hélène Chanel as Jacqueline Cristina Gaïoni as Kitty Mara Berni as Amalia Franco Franchi as Fantuzzo Elisabetta Velinska as infermiera Fanfulla as spia che tatua la formula su Leo Tullio Altamura as scienziato Martin Benson as Prof. Otto Kreutz Ciccio Ingrassia as Rocco Raimondo Vianello as Gerardo, il direttore Margaret Lee as Sonia, la Bionda

Osvaldo Civirani Still Photographer Castellano Story, Screenplay Giorgio Simonelli Director Pipolo Story, Screenplay