A Navy lieutenant is borrowed by the British to supervise torpedo experiments after one of their scientists is killed.
John Boulting
Director
Roy Boulting
Gene Kelly
Lt. 'Brad' Bradville (USN)
John Justin
Lt. Roger Wharton
Bernard Lee
Able Seaman 'Lofty' Turner
Jeff Richards
Torpedoman's Mate Second Class 'Butch' Clelland (USN)