The Wackiest Ship in the Army

During WW2, Lt. Rip Crandall, who was a yachtsman before the war, takes command of the USS Echo, a sailing ship, for a secret mission in waters patrolled by Japanese warships.

The Wackiest Ship in the Army is a 1960 drama war movie directed by Richard Murphy, starring John Lund, Jack Lemmon, Ricky Nelson. It holds an IMDb rating of 6.3/10 from 2,852 votes and runs 1h 39m.