Plot
Hank Davis, foreman on a huge dam project, enlists the aid of his two flyer friends when a sinister figure known as The Black Ace leads his Mystery Squadron of masked pilots in an attempt to destroy the dam.
Writer | Wyndham Gittens |
---|---|
Director | Colbert Clark & David Howard |
Actor | Bob Steele, Guinn "Big Boy" Williams, Lucile Browne |
Country | United States of America |
Production | Mascot Pictures |