Four flying G-Men protect America against enemy spies; one of the four assumes the identity of The Black Falcon, to befuddle the saboteurs even further.
Movie tag line: "DYNAMITING THE LID OFF THE FOREIGN SPY MENACE!"
Production companies:
Character: Hal Andrews / The Black Falcon
Character: Bart Davis
Character: John Cummings
Character: Babs McKay
Character: Billy McKay
Character: Charles Bronson
Character: W. S. Hamilton
Character: Marvin Brewster / The Professor
Character: Simmons
Character: Brewster's Secretary
Character: Hamilton's Secretary
Character: Korman
Character: Hall
Character: Williams
Character: Borden
Character: Dr. Alexander Craig