 Mickey RooneyAndy Hardy | Andy Hardy |
 Patricia BreslinJane Hardy | Jane Hardy |
 Fay HoldenEmily Hardy | Emily Hardy |
 Cecilia ParkerMarian Hardy | Marian Hardy |
 Sara HadenMilly Forrest | Milly Forrest |
 Joey FormanBeezy Anderson | Beezy Anderson |
 Jerry ColonnaDoc | Doc |
 Vaughn TaylorThomas Chandler | Thomas Chandler |
 Frank FergusonMayor Benson | Mayor Benson |
 William LeslieJack Bailey | Jack Bailey |
| TTom DugganCouncilman Warren | Councilman Warren |
| JJeanne BairdSally Anderson | Sally Anderson |
 Gina GillespieCricket Hardy | Cricket Hardy |
| JJimmy BatesChuck | Chuck |
 Teddy RooneyAndy Hardy Jr. | Andy Hardy Jr. |
 Johnny Weissmuller Jr.Jimmy 'Jim' | Jimmy 'Jim' |
| PPat CawleyBetty Wilson | Betty Wilson |
| PPhyllis DouglasGirl #1 (uncredited) | Girl #1 (uncredited) |
 Judy GarlandBetsy Booth (archive footage) (uncredited) | Betsy Booth (archive footage) (uncredited) |
 Lana TurnerCynthia Potter (archive footage) (uncredited) | Cynthia Potter (archive footage) (uncredited) |
 Esther WilliamsSheila Brooks (archive footage) (uncredited) | Sheila Brooks (archive footage) (uncredited) |
| SSammy OggWestern Union Messenger (uncredited) | Western Union Messenger (uncredited) |
| JJane BurgessStewardess (uncredited) | Stewardess (uncredited) |
