Thunder Afloat (1939) — Cast
Cast
| Edgar Dearing | Petty |
| Joe De Stefani | (uncredited) |
| Edward Hearn | (uncredited) |
| Leigh De Lacey | Gill |
| Budd Fine | Survivor |
| Regis Toomey | Curtiss Ives |
| Douglass Dumbrille | District Attorney |
| Eddie Hart | (uncredited) |
| Hans Schumm | Sailor |
| Carl Esmond | Boat Renter |
| Milton Kibbee | (uncredited) |
| Roger Moore | Orderly |
| Allen Fox | Lookout |
| Don Castle | (uncredited) |
| Robert R. Stephenson | Sailor |
| Jack Kennedy | (uncredited) |
| John Qualen | Esther Milo |
| Harry Semels | Tugboat |
| Hans von Morhart | Sailor |
| Lee Shumway | Sailor |
| Clem Bevans | Finch |
| Harold Schlickenmayer | Engineer |
| Rand Brooks | Listener |
| Wade Boteler | (uncredited) |
| Charles Jordan | (uncredited) |
| Jack Rube Clifford | (uncredited) |
| Lew Kelly | Sailor |
| Wallace Beery | Thorson |
| Virginia Grey | Thorson |
| Payne B. Johnson | (uncredited) |
| Tom Chatterton | (uncredited) |
| Al Bridge | (uncredited) |
| Claire McDowell | (uncredited) |
| Henry Victor | German D.E.B. |
| Jonathan Hale | Girard |
| Forbes Murray | (uncredited) |
| Leon Ames | (uncredited) |
| Arthur Belasco | (uncredited) |
| Clarke Jennings | (uncredited) |
| Wolfram Von Bock | (uncredited) |
| Chester Morris | Blake |
| Syd Saylor | (uncredited) |
| Richard Elmore | Lookout |
| Jack Chapin | Sailor |
| Philip Morris | (uncredited) |
| Addison Richards | Admiral Kelso |
| Walter Thiele | Sailor |
| Hans Joby | Petty |
| Doodles Weaver | Sailor |
| Henry Hunter | Dyer |
| Emmett Vogan | Junior |
| Harry Strang | Sailor |
| Howard Hickman | Surgeon |
| Jules Cowles | Finch |
| Frank Orth | Bilge |
| Ferdinand Schumann-Heink | (uncredited) |
| Frederick Lee | Sailor |
| Larry McGrath | (uncredited) |
| Frank Faylen | (uncredited) |
| Joseph E. Bernard | (uncredited) |
| Earle Hodgins | (uncredited) |
Crew
| John F. Seitz | Director of Photography |
| Edwin B. Willis | Set Decoration |
| Dolly Tree | Costume Design |
| Wells Root | Screenplay |
| J. Walter Ruben | Producer |
| Harvey S. Haislip | Story |
| George B. Seitz | Director |
| Ralph Wheelwright | Story |
| Douglas Shearer | Sound Director |
| Urie McCleary | Assistant Art Director |
| Cedric Gibbons | Art Direction |
| Harvey S. Haislip | Screenplay |
| Fred Valles | Costume Design |
| Edward Ward | Music |
| Frank E. Hull | Editor |
| David Snell | Music |