Having placed mines on the hull of a British warship whilst it is safe in harbour during the second World War , the two man crew of an Italian miniature submarine are captured and held prisoner whist the crew try and discover the nature of their mission!
Directed by: Roy Ward Baker
Cast: John Mills, Ettore Manni, Roberto Risso, Robert Shaw, Liam Redmond, Dinsdale Landen, John Meillon, Patrick Barr, Moray Watson, Gordon Rollings, Laurence Naismith, Leonardo Cortese
Genres: Action, Drama, War
Rating: 7.2/10