This comedy-melodrama focuses on Marmaduke Grandon (Franklin Farnum), who's a drug store clerk with aspirations to be a movie star.
Lord Hugh Wainwright is a Britisher who, on his way to his California ranch, rescues pretty American Nancy Burton from a brutal peddler. Interested in Nancy, Lord Hugh obtains passage as valet to her nouveau riche uncle, Phineas Ward.
Disguising herself as a masked bandit, Catalina, the ward of the governor of a Spanish province, avenges injustice, aids the poor, and plots a revolution.