- Author Existence Failure: Werner Kampmann was Diether Krebs' last role. He was already weakened by his cancer so much that most of his scenes show him sitting. He passed away before the premiere. (Come to think of it, the German word for cancer is Krebs.)
- The Danza: Hilmi Sözer as Hilmi.
- Write What You Know: Thorwarth's father was a German policeman and told him many interesting stories from work. Of all the German criminal movies, this is one of the most realistic, wacky as it may seem.
Trivia / Bang Boom Bang