Summary: 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. (Jim Beaver)

Genres: Action, Adventure

Country: USA

Directed By: David Howard, Colbert Clark

Written By: Al Martin, Sherman L. Lowe

Starring: Guinn 'Big Boy' Williams, Bob Steele

More information at the Internet Movie Database