STORY
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.
CAST & CREW
- Bob Steele
- Guinn 'Big Boy' Williams
- Lucile Browne
- Jack Mulhall
- Purnell Pratt
Cast
- David Howard
Director
INFORMATION
- Mascot Pictures
Production Companies
- United States of America
Production Countries
LANGUAGES
- English
