The mysterious Don Del Oro ("Lord of Gold"), an idol of the Yaqui Indians, plans to take over the gold and become Emperor. Francisco was put in charge of a legion to combat the Yaqui tribe and protect the land, but when attacked Zorro came to his rescue. Francisco's partner recognized Zorro as the hidalgo Don Diego Vega, then ask him to take over the fighting legion as his alter-ego Zorro.

Reed Hadley
as Don Diego Vega / Zorro

Sheila Darcy
as Volita

Leander De Cordova
as Governor Felipe

Edmund Cobb
as Manuel Gonzalez

John Merton
as Commandante Manuel

C. Montague Shaw
as Chief Justice Pablo

William Corson
as Ramon

James Pierce
as Henchnam Moreno

Paul Marion
as Kala

Joe Molina
as Tarmac -Yaqui Chief