Overview
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!
Cast
- John Mills as Captain Morgan
- Ettore Manni as Luigi Durand de la Penne
- Roberto Risso as Emilio Bianchi
- Robert Shaw as Lieutenant Field
- Liam Redmond as Surgeon Commander Reilly
- Dinsdale Landen as Norris
- John Meillon as Bedford
- Patrick Barr as Rev. Ellis
- Moray Watson as Capt. Turnbull
- Gordon Rollings as Payne