The Wackiest Ship in the Army is an American 1960 Eastmancolor CinemaScope comedy-drama war film directed by Richard Murphy and starring Jack Lemmon, Ricky Nelson, and Chips Rafferty. It was filmed at Pearl Harbor and Kauai.

Eric Hilliard Nelson was an American musician and actor. From age eight he starred alongside his family in the radio and television series The Adventures of Ozzie and Harriet. In 1957, he began a long and successful career as a popular recording artist.