Invisible Enemy

Tale of international intrigue, secret agents and daring escapades. Alan Marshal. Sandra: Tala Birell. Stephanie: Mady Corell. Kamarov: C. Henry Gordon. Higgs: Herbert Mundin. Sophia: Elsa Buchanan. Directed by John H. Auer., In this crime drama, a heroic private detective, working for a British oil company tries to save the company from those who would take over its most lucrative oil fields.