While searching for a treasure in the Berlin sewers, Stan Becker and his friend Oskar come across a dead woman. A short time later, the police arrest the two treasure hunters on suspicion of the crime. While in custody, Oskar falls victim to murder. After his release, Stan immediately sets off in search of his friend's murderer.
Heinz Hoenig
Rolf Zacher
Martin Armknecht
Buddy Elias
Dagmar Biener
