4 Schlüssel
| MPAA Rating: | NR |
| Genre: | Crime, Thriller |
| Directed By: | Jürgen Roland |
| Written By: | Thomas Keck, Max Pierre Schaeffer |
| Cast: | Heinz Engelmann, Monika Peitsch, Ellen Schwiers, Paul Edwin Roth, Gerhard Hartig, Hellmut Lange, Horst Michael Neutze, Ida Krottendorf, Joseph Offenbach, Horst Hesslein, Christa Siems, Joachim Wolff, Hanns Lothar, Günther Ungeheuer, Bruno Vahl-Berg, Harold Sakata, Silvana Sansoni, Jürgen Janza, Jürgen Draeger, Heidi Brühl, Walter Rilla |
| In Theaters: | Jan 14, 1966 |
| Runtime: | 1 hour 47 minutes |
Followers: 0