 Spencer TracyJoe Buck | Joe Buck |
 Marian NixonMadge | Madge |
 Stuart ErwinLucky | Lucky |
 Sam HardyProfessor Triplett | Professor Triplett |
 Lila LeeSharon Hadley | Sharon Hadley |
 Sarah PaddenMa Brown | Ma Brown |
 Russell SimpsonPa Nathan Brown | Pa Nathan Brown |
| FFrank McGlynn Jr.Jim Brown | Jim Brown |
 Billy PlattJupiter - Midget | Jupiter - Midget |
 Guy UsherAlbert Preston | Albert Preston |
 James BurkeCop (uncredited) | Cop (uncredited) |
 Charles Dow ClarkSheriff Rock (uncredited) | Sheriff Rock (uncredited) |
 Ruth CliffordHotel Guest with Dog (uncredited) | Hotel Guest with Dog (uncredited) |
 Robert DudleyMinister (uncredited) | Minister (uncredited) |
 Dale FullerClerk, Circleville General Store (uncredited) | Clerk, Circleville General Store (uncredited) |
 Frank HagneyMinor Role (uncredited) | Minor Role (uncredited) |
| BBen HallService Station Attendant (uncredited) | Service Station Attendant (uncredited) |
 Si JenksTownsman (uncredited) | Townsman (uncredited) |
| LLillian LawrenceWedding Guest (uncredited) | Wedding Guest (uncredited) |
 Victor PotelEd Burns, Carnival Patron (uncredited) | Ed Burns, Carnival Patron (uncredited) |
 Lucille WardMrs. Ed Burns (uncredited) | Mrs. Ed Burns (uncredited) |
 Ruth WarrenFairgrounds Spectator (uncredited) | Fairgrounds Spectator (uncredited) |
