4 Schlüssel
Cast: Günther Ungeheuer, Horst Michael Neutze, Jürgen Draeger, Walter Rilla, Monika Peitsch, Hellmut Lange, Paul Edwin Roth, Ellen Schwiers, Ida Krottendorf, Joseph Offenbach, Hanns Lothar, Christa Siems, Heinz Engelmann
Crew: Jürgen Roland (Director), Thomas Keck (Screenplay), Max Pierre Schaeffer (Screenplay), Susanne Paschen (Editor), Konrad Elfers (Original Music Composer)