Season 4 (2020)
Back to main1. The Witness
Professor T returns to Cologne to help Daniel track down a killer.
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1h 0min
May 15, 2020
2. Mother
Professor T's latest case coincides with his wish to resume a normal life.
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1h 0min
May 22, 2020
3. Mathilde Möhring
Professor T investigates a gossip columnist's murder.
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1h 0min
May 29, 2020
4. Christina
Professor T attempts to solve a crime close to home.
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1h 0min
June 5, 2020