Disguised as Zorro, a sword-wielding mystery man dressed in black, Don Diego Vega works to restore his father, the deposed Alcalde, back to power and return tax money stolen by the villanous tyrant--while finding time to romance the tyrant's beautiful niece.

A naive country man falls for a cold-blooded city woman who persuades him to drown his wife in order to be with her.

Wyatt Earp is the sturdy lawman who sets about the task of shaping up the disorderly Arizona town of Tombstone, with the help of the boozy, tubercular gambler and gunman Doc Holliday. Though initially at cross-purposes, the pair ultimately team up to confront the violent Clanton gang.