Rulers of the Sea (1939) — Cast
Cast
| Philip Winter | (uncredited) |
| Alec Craig | Foreman |
| John Graham Spacey | (uncredited) |
| Ivan F. Simpson | (uncredited) |
| Frank Shannon | Kelsey |
| Barlowe Borland | Magistrate |
| David Dunbar | (uncredited) |
| David MacDonald | (uncredited) |
| Walter Fenner | Dignitary |
| David Newell | Seaman |
| Wyndham Standing | Banker |
| George Hill | (uncredited) |
| Holmes Herbert | (uncredited) |
| Wade Boteler | (uncredited) |
| Douglas Fairbanks Jr. | Gillespie |
| Edgar Norton | McKinnon |
| Kenneth Hunter | (uncredited) |
| Napier Raikes | (uncredited) |
| Allen Fox | (uncredited) |
| Mary Gordon | Ogilvie |
| Lionel Belmore | Villager |
| Frank Benson | (uncredited) |
| Jane Dewey | (uncredited) |
| Roy Gordon | York |
| Robert Homans | (uncredited) |
| Broderick O'Farrell | (uncredited) |
| George MacQuarrie | Seaman |
| Lawrence Grant | Mr. Vornick |
| Montagu Love | Malcolm |
| David Cavendish | Taffey Lewis |
| Douglas Gordon | Seaman |
| Earl Askam | Engineer |
| Crauford Kent | (uncredited) |
| Charles McAvoy | O'Brien |
| Harry Cording | Seaman |
| George Melford | Landlord |
| David Clyde | Evans |
| George Bancroft | Oliver Twist |
| Lionel Pape | (uncredited) |
| Neil Fitzgerald | (uncredited) |
| Margaret Lockwood | Mary Bennett |
| Leonard Mudie | (uncredited) |
| Clare Verdera | (uncredited) |
| Pat Moran | (uncredited) |
| Vaughan Glaser | Junius |
| William Eddritt | (uncredited) |
| Lester Matthews | Trent Roberts |
| Will Fyffe | Captain Shaw |
| Russell Hicks | (uncredited) |
| John Burton | Seaman |
| Hayden Stevenson | (uncredited) |
| Pierre Watkin | (uncredited) |
| David Torrence | Fenton |
| Guy Bellis | (uncredited) |
| David Thursby | Murdock |
| Wilson Benge | Hamish Campbell |
| Harry Allen | Murdock |
| Paul Newlan | (uncredited) |
| Barry Macollum | Tyrone 'Clean' Miller |
| Olaf Hytten | (uncredited) |
| William Haade | Coolie A |
| Alan Ladd | Colin Frissell |
| John Power | Star |
| Mike Driscoll | (uncredited) |
Crew
| A. E. Freudeman | Interior Designer |
| Charles Maxwell | Orchestrator |
| Walter Oberst | Sound Recordist |
| Frank Cavett | Story |
| William Tummel | Assistant Director |
| Harold Lewis | Sound Recordist |
| Frank Lloyd | Director |
| Richard Collins | Story |
| Archie Stout | Director of Photography |
| Herman Hand | Orchestrator |
| Richard Hageman | Original Music Composer |
| Theodor Sparkuhl | Director of Photography |
| Hans Dreier | Art Direction |
| Lou Smith | Associate Producer |
| Talbot Jennings | Screenplay |
| John B. Goodman | Art Direction |
| Frank Cavett | Screenplay |
| Farciot Edouart | Visual Effects |
| Paul Weatherwax | Editor |
| Frank Lloyd | Producer |
| Talbot Jennings | Story |
| Gordon Jennings | Visual Effects |
| Richard Collins | Screenplay |