Don Cesar De Vega crosses swords with a vicious member of the Queen's Guard, and steals the affection of a young heiress. When the officer frames the young upstart for murder, Don Cesar fakes his own death and retreats to the crumbling ruins of the family castle he plots his vengeance.
You can now watch Don Q Son of Zorro online on the following streaming providers in the United States.
| Directing | Donald Crisp | Director |
| Writing | Kate Prichard | Novel |
| Writing | Hesketh Prichard | Novel |
| Writing | Jack Cunningham | Writer |
| Writing | Lotta Woods | Writer |
| Production | Douglas Fairbanks | Producer |
| Sound | Mortimer Wilson | Original Music Composer |
| Camera | Henry Sharp | Director of Photography |
| Costume & Make-Up | Ern Westmore | Makeup Artist |
| Costume & Make-Up | George Westmore | Makeup Artist |
| Costume & Make-Up | Perc Westmore | Makeup Artist |
| Directing | Frank Richardson | Assistant Director |
| Art | Harold MacChesney | Property Master |
| Visual Effects | Cleo E. Baker | Visual Effects |
| Lighting | William S. Johnson | Lighting Artist |
| Editing | William Nolan | Editorial Services |
| Production | Robert Fairbanks | General Manager |
