An Italian submarine captain tries to navigate his sub through enemy waters while being stalked by a British warship. They both make it to the neutral port of Tangiers where they agree a truce.
Lilli Palmer
James Mason
Gabriele Ferzetti
Alberto Lupo
Valeria Fabrizi
Renato De Carmine
Daniele Vargas
Andrew Keir
Gabriele Tinti
Jeremy Burnham
Paul Müller
Gianni Solaro
Andrea Checchi
Geoffrey Keen
