A World War II submarine commander finds himself stuck with a damaged sub, a con-man executive officer, and a group of army nurses.

Cary Grantas Lieutenant Commander Matt Sherman
Tony Curtisas Lieutenant Nicholas Holden
Joan O'Brienas 2nd Lieutenant Dolores Crandall
Dina Merrillas 2nd Lieutenant Barbara Duran
Gene Evansas Chief Molumphry
Dick Sargentas Ensign Stovall (as Richard Sargent)
Virginia Greggas Major Edna Heywood
Robert F. Simonas Captain J.B. Henderson
Robert Gistas Lieutenant Watson
Gavin MacLeodas Yeoman Ernest Hunkle
Russell Harlan