Submarine disaster drama made under the auspices of Mussolini's department of defense. During maneuvers a submarine collides with a surface vessel and drops to the ocean floor. The crew have thirty hours' worth of air to get it back to the surface.
A struggling band find themselves attached to a fugitive and drawn into a series of old feuds and love affairs, as they try to stay together and find musical success.
John Evans encounters his lookalike, Malcolm Scott. When Scott is killed in an accident, Evans finds himself mistaken for Scott and decides to do some good in his new role.
Third and final film in the 'Inspector Hornleigh’ series of comedy-thrillers. Inspector Hornleigh (Gordon Harker), disappointed at not being handed an important spy case, is assigned by Scotland Yard to an army barracks to investigate the mundane thefts of supplies from the stores.