Invisible Enemy

C. Henry Gordon as Nikolai Kamarov Dwight Frye as Alex Leonard Willey as Sir Herbert Donbridge Frank Puglia as Signor Bramucci Alan Marshal as Jeffrey Clavering Mady Correll as Princess Stephanie Gerald Oliver Smith as Bassett Sidney Bracey as Kamarov's Butler Herbert Mundin as Sergeant Alfred M. Higgs Egon Brecher as Kirman Lawrence Grant as Foreign Diplomat Paul Sutton as Chauffeur Wilhelm von Brincken as Foreign Diplomat Tala Birell as Sandra Kamarov Ivan F. Simpson as Michael (as Ivan Simpson)

John H. Auer Director