Liste des épisodes

A man is shot to death in a tavern in Oberhausen, but all the witnesses would not talk to the Police. This means a lot of work for Investigator Mattern. Later evidence leads the Police to a suspect, a young man who acts strange, when delivering photo negatives to a photo shop.

A group of young boys help the police find the getaway car after a bank robbery.

Doggedly, police are asking around stores to find the maker of a hat. It's apparent uniqueness finally leads them on the right track.

A woman found dead and bound in the water of Hamburg port is identified as a prostitute who was last seen in the company of a seaman - but where is he now?

A woman has been cruelly stabbed to death. Having no other clue, police try to trace the owner of the knife that was used.

One of six bank employees are under suspicion to have forged a signature on a large payment. Which of them did it, and why?