Cast & crew
Der Vorgang (1973)
Directed by Fritz Umgelter
Cast
| Horst Frank | Brandner |
| Klaus Schwarzkopf | Klöss |
| Kurt Jaggberg | Dunkler |
| Rolf Becker | Alfred |
| Ivan Desny | Catering Boss |
| Heinz Weiss | |
| Andrea Dahmen | Helena Harford |
| Marlies Schönau | |
| Wilfried Klaus | Privatdetektiv Bruch |
| Peter Capell |
Crew
| Fritz Umgelter | Director |