Superhero Captain America battles the evil forces of the archvillain called The Scarab, who poisons his enemies and steals a secret device capable of destroying buildings by sound vibrations.
Captain America / Grant Gardner
Gail Richards
Cyrus Maldor
Police Commissioner Dryden
Mayor Randolph
Bart Matson
Gruber
Lyman
Detective
Lyman’s Attorney
Mack
Gregory
J.V. Wilson (uncredited)
