Ironside attends a hospital for psychological evaluation, and while he is tying knots in his psychiatrist's theories, it transpires that a crook is trying to use the situation to find out the whereabouts of a police informer. With Mark and Eve on holiday, however, there is just Ed to help the Chief, and a whole city to search through for clues.moreless
A gang of violent anarchists springs a protestor from prison and, when he is recaptured, try to force the police into releasing him again by kidnapping the son of a prominent lawyer. The boy, however, is in on the scheme, until he begins to realize just how far his new friends are prepared to go.moreless
When a drug pusher is arrested following a spate of botched drug raids, he fingers Ironside as a gang informer. Ed is press-ganged onto a team set up to investigate the Chief, which leads to conflict with Eve. Meanwhile, Ironside himself seems to be taking the investigation very calmly, which leads to concern all round.moreless
The Chief and his team are detailed to escort a spy to Mexico, in order to make an exchange with the Russians for an American scientist. When Ironside and the spy are kidnapped by a Mexican political group, Ed has to keep the Russians at bay long enough to get the pair back, so that the exchange can be made.moreless
The power station for a four mile square area of town is destroyed in an explosion, and when a similar attack takes out the auxiliary generator at Police Headquarters, Ironside realizes that somebody somewhere is trying to cover their tracks. The question is, who - and what is their goal?
Driving to the garage while tired, Mark knocks down an old lady, with whom he develops a close relationship. It soon seems, however, that his guilt over the affair is going to lead to some revelations about his new friend that he might rather not hear.
Mark investigates an old case as part of his coursework research, and uncovers an apparent miscarriage of justice which implicates Ed in a frame-up. The pair investigate the case to try to work out what really happened, and discover that the truth is not necessarily what it appears to be.
The accountant for the Police Pension Fund confesses to the murder of his secretary, but all of the evidence suggests that he could not possibly be guilty, instead pointing to another culprit and a man merely suffering from alcohol-induced hallucinations. As always, however, the Chief does not go along merely with what is "obvious."moreless
A successful folk trio comprising two brothers and a sister tour San Francisco, and Eve's suspicions are roused when the girl, an old school friend, disappears without a word. During a performance at the Red Frog, Eve becomes concerned when the body of another young woman turns up, brutally murdered, the Chief knows that there is a connection somewhere; but which, if either, of the brothers killed the girl? The clue to their sister's whereabouts might just be in their music.moreless
The team is at a theatre to watch the rehearsals of a play Ironside has some money invested in, when one of the actors is found dead. Two attempted murders soon follow, and the Chief has his work cut out for him trying both to find the guilty party and to save the play.moreless
Ed goes undercover at the docks to try to identify and capture the murderer, while the rest of the team continue investigating the case. Finally, with a terrorist plot to defuse, a parade to protect, and Ed masquerading as the arrested murderer, Ironside has plenty to work on; but still has enough time to spend with his old girlfriend.moreless
In Canada for a conference, Ironside and the team get caught up in a spate of bombings, courtesy of Quebec separatists; one of them the son of an old girlfriend of the Chief's. When one of the bombings proves fatal, Ironside suspects that there is more going on than just terrorism; and he soon links the killing to a famous stolen chess set.moreless