Professor T (2021–present)

1. S01E01The Anatomy of a MemoryJuly 18, 2021 6.9Diana Tyson was violently attacked on the university campus where Professor T has tenure. DI Lisa Donckers suspects that the assault is very
2. S01E02A Fish Called WalterJuly 25, 2021 7.0There is a poisoning at a reception. The police start to think that the real target is a civil servant who forged an environmental report wh
3. S01E03Tiger TigerAugust 1, 2021 7.2A jeweller is run down in the street when he crosses in a hurry. In his bag he has a collection of very valuable diamonds. The police suspec
4. S01E04Mother LoveAugust 8, 2021 7.2An au pair comes home after an evening off to find her employer unconscious in the living room. His daughter has vanished. The investigation
5. S01E05Season's bestSophie KnowsAugust 15, 2021 7.3A girl with Downs Syndrome claims she knows who murdered her mother, but she doesn't want to say who it is. She only trusts the professor. L
6. S01E06The Dutiful ChildAugust 22, 2021 7.2There is a hit on prominent businessman during an official function. The shooter fails but the intended victim is found dead a few days late

Season 1 ranked & reviewed

1. S02E01Ring of FireSeptember 16, 2022 7.4When a student is left badly burnt and in a coma after a house fire, the CID team call in Professor T after it emerges the victim was drugge
2. S02E02The Mask MurdersSeptember 23, 2022 7.6A prominent barrister and his wife are found shot dead in a crime that has uncanny similarities to a double murder that the barrister succes
3. S02E03The FamilySeptember 30, 2022 7.8The Professor is asked to decipher a macabre puzzle when a doctor and her family are found dead in a grisly tableau on their living room sof
4. S02E04DNA of a MurdererOctober 14, 2022 7.8When an artisan baker is found dead after receiving death threats, the police appear to have an open and shut case against the son of a conv
5. S02E05Season's bestThe TrialOctober 21, 2022 8.8Professor T conducts a series of lectures for his students detailing a high-profile court case in which a caretaker is accused of murdering
6. S02E06SwansongOctober 28, 2022 8.2After discovering the body of an undercover police officer, the CID team blunder into a Drugs Squad operation against a major trafficker tha

Season 2 ranked & reviewed

1. S03E01Heir to the ThroneMarch 27, 2024 7.8When Professor T is jailed and finds the sights, sounds and smells of prison hard to take, Dan and Lisa try to distract him with a murder ca
2. S03E02The Perfect PictureApril 3, 2024 7.5When a body is found floating in a hotel swimming pool, the police suspect foul play and decide to get Professor T's help.
3. S03E03Truth and JusticeApril 10, 2024 7.8Professor T is up in court and must decide whether to save himself or his former lover, and there are no end of suspects in a prison officer
4. S03E04Season's bestA Little Drop of PoisonApril 17, 2024 8.0Professor T is desperate to get back to his work when he is called on by the police to investigate a series of unexplained deaths.
5. S03E05The ConferenceApril 24, 2024 7.8Professor T must prove his innocence when he comes under suspicion after a murder at a criminology conference.
6. S03E06Attachment IssuesMay 1, 2024 6.5When a body is found at the scene of a car crash, Professor T investigates and finds some uncomfortable resemblances to his own situation.

Season 3 ranked & reviewed

1. S04E01OverboardAugust 19, 2026 7.0A woman mysteriously disappears from a yacht, during a trip with her boyfriend and friends. Dr. Goldberg tries to convince Professor Tempest
2. S04E02Season's bestSeptember GardensSeptember 26, 2026 7.5While Jasper visits a home for the elderly, a woman is killed by one of the people living there. But there may be more to the murder than me
3. S04E03The Inspection 7.0A school inspector is killed, first by five stab wounds, and then by being smothered. Why two different methods?
4. S04E04You Can't Kill Me 7.5A stage prop knife is substituted by a real knife. Who did the switch and why?
5. S04E05The Perfect Murder 7.0When a painting is destroyed, suspicions fall on a group of climate activists. But the next attack leaves a dead body behind.
6. S04E06The Warrior Gene 6.5A man staggers in front of a car, and confesses to killing a man before dying. But where is the body?

Season 4 ranked & reviewed

1. S05E01Season's bestNatural Causes 7.0Jasper's new romance is tested by death and mystery. Dan meets someone who stirs his heart.
2. S05E02The Ring 6.0A boxing match ends in murder. Adelaide fades. Dan's romance puts Chloe in the crossfire.
3. S05E03Retreat 7.0A death at a retreat turns dark as Jasper faces deceit, desire and a deepening mystery.
4. S05E04Ghostwriter 7.0As Jasper hunts his mentor's killer, he puts his own life on the line to expose the truth.
5. S05E05Cipher 7.0Murder, cryptic ciphers, and fractured loyalties spark fears a serial killer is at large.
6. S05E06The Things We Do for Love 7.0Dan exposes Chester, triggering revenge. A murder at Comic Con tests the team.

Season 5 ranked & reviewed