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.
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.
Dick Purcell , Lorna Gray , Lionel Atwill
Fred A. Ritter
Republic Pictures ,
as Captain America / Grant Gardner
as Gail Richards
