Heir to the Throne: Crime drama. When 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 case. [S,AD] S3 Ep1
The Perfect Picture: Crime drama. When a bride is found dead on her wedding night, the police suspect foul play and decide to get Professor T's help. [S,AD] S3 Ep2
Truth and Justice: Crime drama. Professor 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's death. [S,AD] S3 Ep3
Swansong: Darkly comic crime procedural. After discovering the body of an undercover police officer, the CID team blunder into a Drugs Squad operation against a major trafficker. [S,AD] S2 Ep6
The Trial: Darkly comic crime procedural. Professor T lectures his students about the murder trial of a caretaker who seems to have been caught in the act of shooting his employer. [S,AD] S2 Ep5
DNA of a Murderer: Darkly comic crime procedural. When an artisan baker is found dead after receiving death threats, the police appear to have an open-and-shut case, but do they? [S,AD] S2 Ep4
The Family: Professor T is asked to decipher a macabre puzzle when a doctor and her family are found dead in a grisly tableau on their living room sofa. [S,AD] S2 Ep3
The Mask Murders: A barrister and his second wife are found shot to death in a crime that has uncanny parallels to a double murder that he successfully prosecuted 15 years ago. [S,AD] S2 Ep2
Ring of Fire: When 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 drugged. [S,AD] S2 Ep1
The Dutiful Child: When an attempt is made on a billionaire businessman's life, Professor T suspects the culprit may be much closer to home than the police suspect. [S,AD]
Mother Love: Professor T is called upon to help investigate the disappearance of a six-year-old girl. Tensions rise between DI Paul Rabbit and Prof T until they come to blows. [S,AD]
Tiger Tiger: Professor T becomes embroiled in a hostage situation, but his unconventional negotiating tactics do not go down well with the police. [S,AD]
A Fish Called Walter: When a blameless librarian is poisoned at a drinks reception at the museum, Professor T is called upon to help narrow down the list of possible suspects. [S,AD]
Anatomy of a Memory: Detective drama. Professor T is persuaded by a former student - now a police detective - to help her investigate a serial rapist. [S,AD]