I sette dell'orsa maggiore

Mimmo Poli Mario Ferrari as (Voice dubbing for Pierre Cressoy) Charles Fawcett Riccardo Garrone Paolo Panelli Eleonora Rossi Drago as Marion Tino Carraro as Commander Rio Nobile Pierre Cressoy as Silvano Paul Müller as Foreign agent

Duilio Coletti Director, Writer Ennio De Concini Writer Aldo Tonti Underwater Camera, Director of Photography Nino Rota Original Music Composer Giuseppe Berto Writer Francesco De Robertis Writer Luigi De Laurentiis Producer