cast
-
Jim Davis
Joseph Cummins
-
Ian Keith
FBI Director Sinclair
- George Travell Rucca
-
Frederick Worlock
Hugo Stregel
-
Stanley Andrews
Mitchell (uncredited)
-
Hugh Beaumont
FBI Chemist (uncredited)
-
Ralph Dunn
Vic, Stregel's Thug (uncredited)
-
Byron Foulger
Pelly, Stregel's Henchman (uncredited)
-
Ian Wolfe
Gruning, Stregel's Henchman (uncredited)