Jim is assigned to investigate the death of a satanist; Jim is promoted to acting superintendent but does not appreciate the extra responsibility; and a stage hypnotist is suspected of using his powers to murder by remote control.
The team investigates the apparently motiveless murder of a businessman; three teachers at an exclusive boarding school are killed in unusual circumstances; and a hunt is on for the killer of a young woman.
Jardine and Reid search for a link in a murder case; and the team tries to protect a murderer from the attentions of a vigilante.
An audacious killer taunts the members of Glasgow CID by bumping off the owner of the hotel where their annual dinner is being held; Jardine receives help from an unexpected source during his investigation into a girl's mysterious death; and an apparently motiveless murder is investigated.
An investigation into the murder of a CID officer uncovers a hidden world of police corruption; a man is found dead at a health farm; and members of a broadcaster's entourage are picked off one by one.
An ambitious politician's hopes of clinching a multi-million-pound investment deal are jeopardised by angry protesters; a body is discovered in the burnt-out basement of a Glasgow factory; and the body of a prostitute is found in a river.
A man's mangled body is found in a Clydeside shipyard; the murder of a nurse appears to be a straightforward crime of passion until the team discovers the victim has been leading a secret life; and a boxing promoter is found murdered with his mouth stuffed full of money.
A famous novelist is found dead in an alley the morning after a book launch; a recently released prisoner is suspected of murdering a witness whose testimony put him behind bars; and a farmer dies in a suspicious fire.