The case of Colonel Redl -- an officer blackmailed into spying by virtue of his homosexuality. Alternate-language version of "Der Fall des Generalstabs-Oberst Redl" (1931)
Alfred Redl
Vera Nikolayevna
Eva
Lt. Stepán Dolan
Col. Marchenko
Daragayev
Gen. Hötzendorf
Chief of Russian Secret Service
Col. Umanický
Gen. Giesel von Gieslingen
Strebinger
Steidler