 Nelson EddyDick Thorpe | Dick Thorpe |
 Eleanor PowellPrincess Rosalie Romanikov | Princess Rosalie Romanikov |
 Frank MorganKing Fredrick Romanikov | King Fredrick Romanikov |
 Edna May OliverQueen of Romanza | Queen of Romanza |
 Ray BolgerBill Delroy | Bill Delroy |
 Ilona MasseyBrenda | Brenda |
 Billy GilbertOloff | Oloff |
 Reginald OwenChancellor | Chancellor |
 Tom RutherfordPrince Paul | Prince Paul |
 Clay ClementCaptain Banner | Captain Banner |
 Virginia GreyMary Callahan | Mary Callahan |
 George ZuccoGeneral Maroff | General Maroff |
 Oscar O'SheaMr. Callahan | Mr. Callahan |
 Jerry ColonnaJoseph | Joseph |
 Janet BeecherMiss Baker | Miss Baker |
 William DemarestArmy Coach | Army Coach |
 Kay AldridgeLady in Waiting (uncredited) | Lady in Waiting (uncredited) |
 Roy BarcroftConspirator (uncredited) | Conspirator (uncredited) |
 Lane ChandlerArmy Assistant Football Coach (uncredited) | Army Assistant Football Coach (uncredited) |
 Tommy BondMickey (uncredited) | Mickey (uncredited) |
 Purnell PrattShip Captain (uncredited) | Ship Captain (uncredited) |
 Wanda PerryGirl (uncredited) | Girl (uncredited) |
 Caren MarshDancer | Dancer |
