The Mystery Squadron
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.
- Жанр: боевик, детектив
- Студия: Mascot Pictures
- Ключевое слово: secret identity, terrorist attack, biplane, movie serial
- В ролях: Bob Steele, Guinn "Big Boy" Williams, Lucile Browne, Jack Mulhall, Purnell Pratt, Robert Frazer
