Bob Brent, a young Marine from Arkansas, impresses his comrades with his singing ability, and they pitch in to send him to New York to compete in an amateur contest. Success in the contest, however, sets him up for trouble in romance, in his career, and with the Corps.
| Actor | Role |
|---|---|
 Dick PowellBob Brent | Bob Brent |
 Doris WestonPeggy Randall | Peggy Randall |
 Lee DixonSlim Baxter | Slim Baxter |
 Hugh HerbertAeneas Phinney | Aeneas Phinney |
 Jane DarwellMa Marine | Ma Marine |
 Allen JenkinsSergeant Mike | Sergeant Mike |
 Larry AdlerLarry | Larry |
 Marcia RalstonHelen Young | Helen Young |
 Guinn 'Big Boy' WilliamsDopey | Dopey |
 Veda Ann BorgDiane | Diane |
 Jane WymanJoan | Joan |
 Berton ChurchillJ. Montgomery Madison | J. Montgomery Madison |
 Eddie AcuffSam | Sam |
 Henry O'NeillCaptain Skinner | Captain Skinner |
 Addison RichardsMr. Fowler | Mr. Fowler |
 Archie RobbinsSammy | Sammy |
 Miki MoritaAh Ling | Ah Ling |
 Pierre WatkinGeneral | General |
 Harry WoodsFirst Marine Sergeant | First Marine Sergeant |
 Eddy ChandlerSecond Marine Sergeant | Second Marine Sergeant |
 Tetsu KomaiChang | Chang |
 Ward BondFirst Sergeant (uncredited) | First Sergeant (uncredited) |
 Leo WhiteMan on Dance Floor in Shanghai Nightclub (uncredited) | Man on Dance Floor in Shanghai Nightclub (uncredited) |