4 Schlüssel (1966)

Lanzamiento: Jan 14, 1966

Duración: 1:47:31 minutos

Género: Suspense, Crimen

Estrellas: Günther Ungeheuer, Horst Michael Neutze, Jürgen Draeger, Walter Rilla, Monika Peitsch, Hellmut Lange

Crew: Jürgen Roland (Director), Konrad Elfers (Original Music Composer), Max Pierre Schaeffer (Novel), Thomas Keck (Screenplay), Richard Schüler (Director of Photography), Wolfgang Treu (Director of Photography)