TV series
Valeria Ferro, an inspector of the Turin Homicide Squad, is a young and extremely skilled police officer, with a keen intuition and an obsession: the truth. But her past reveals a wound that dates back to her adolescence, when her mother, Lucia, was convicted of her husband's murder.
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Thou Shalt Not Kill premiered September 11, 2015. We don't have a confirmed streaming, rental or purchase option yet.
Valeria Ferro, an inspector of the Turin Homicide Squad, is a young and extremely skilled police officer, with a keen intuition and an obsession: the truth. But her past reveals a wound that dates back to her adolescence, when her mother, Lucia, was convicted of her husband's murder.
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Episode 1
A missing fifteen-year-old girl is found dead during her father's heartfelt televised appeal. Inspector Ferro investigates the case, just as her mother is released from prison.
Guest stars Massimo Rigo
Episode 2
A banker is killed during what appears to be a villa robbery. Inspector Ferro, however, isn't convinced: it seems the man's three sons are hiding something.
Guest stars Roberto Gudese, Elisa Sednaoui
Episode 3
A cheating husband reports his pregnant wife missing, but during Inspector Ferro's investigation, some clues make him the prime suspect in a possible murder.
Guest stars Arianna Nastro
Episode 4
After finding the body of a girl on the banks of the Po, Valeria Ferro discovers that she must also investigate the secrets of a Benedictine monastery to find the culprit.
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Episode 5
An Egyptian girl is murdered in a hammam, and her Italian lover finds her. Could it be her rejection of tradition that led to her death? Ferro is determined to find out.
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Episode 6
A woman leaves her four-year-old daughter in her car for a few minutes. When she returns, the girl is dead. Valeria Ferro investigates the suspects, including the father, who lies about his alibi.
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Episode 7
A woman is murdered with a unique murder weapon. Inspector Ferro discovers that there are more suspects surrounding the murder than she imagined.
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Episode 8
A physical education teacher is hit by a hit-and-run driver. While investigating his case, Inspector Ferro discovers that one of her students was also killed.
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Episode 9
The owner of a gay club is killed by a gunshot to the head in an industrial area. Valeria Ferro suspects the owner of a nearby warehouse is hiding a secret.
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Episode 10
Shortly after a concert, a famous violinist is murdered. This time, the investigator isn't Inspector Ferro, who's about to move to Rome, but her right-hand man, Andrea Russo.
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Episode 11
A college professor is murdered in a park tunnel where a homeless man lives. Ferro discovers that the man is hiding his true identity: he's the victim's brother.
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Episode 12
A "perfect" family is found murdered in their hilltop villa. It looks like a murder-suicide, but something doesn't add up for Inspector Ferro. Could it have been staged?
Guest stars Marco Ripoldi
Episode information updated Sep 21, 2026
Available now in United States
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Miriam LeoneValeria Ferro
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Thomas TrabacchiGiorgio Lombardi
Riccardo LombardoGerardo Mattei
Luca TerraccianoLuca Rinaldi
Davide IacopiniGiacomo Ferro
Viola SartorettoMichela
Rai 3Italy
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Film Commission Torino PiemonteItaly
FremantleMediaUnited Kingdom
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