Based on a storyline in Gideon's Week. A young couple row and the girl is later found dead. All the evidence points to her biker boyfriend. Gideon, as a friend of his sister, is asked to investigate.

Based on a storyline in Gideon's March. Alfie Bass portrays an elderly German Jew who has suffered at the hands of the Nazis in WWII. There is a state visit by the German President and, as a chemist, he gets his hands on 10 oz of nitro-glycerine. Enough to kill his target and possibly hundreds more at the parade in Whitehall where Gideon's wife and son are also watching. Also features Gerald Flood as Deputy Commissioner Rae Cox.

Based on a storyline in Gideon's Fire. George Cole plays a man whose wife and young daughter died in a house fire. He starts setting fires to make people take notice of the danger of fire but after killing 4 people (including a PC), he goes onto bigger fires, setting fire to a paint warehouse. He then gets hold of four sticks of dynamite.

Based on storyline in Gideon's Month. A housekeeper (Kay Walsh) looks after old men and murders them for their money. She has her new victim lined up after electrician and ex-con (Harry Fowler) finds her previous victim. Richard Davies has a small part as a postman.

Based on storyline in Gideon's Ride. On a crowded platform, Bryan Pringle tries to push Donald Churchill in front of a train but he is saved by co-worker Anne Lawson. He wants nothing to do with it but she takes it to the police. Another attempt is made to push him in front of a bus. Again he does not seem to be interested that someone is trying to murder him and though she is obviously in love with him, he gets angry with her over it and wants nothing to do with her. Then suddenly they are in love. Pringle it turns out lost a fiancée when she tried to steal £5,000 from a company and when caught, committed suicide by jumping in front of an Underground train so he is now busy killing those responsible. There is a background story about a wages snatch.

Based on storyline in Gideon's Night. This occurs in the thick fogs of the time, due to most people using coal fires to keep warm, and the episode tries for a creepy atmosphere. The girlfriend of a young man (David Collings) has committed suicide causing him to become mentally unbalanced and he now attacks girls at night and cuts off some of their hair as a souvenir. One girl fights back and scratches him and as the police close in, he visits an unsuspecting girlfriend to hide at her place.

New storyline. Morna Copthorne's (Angela Douglas) body is found by a lake. Gideon is asked to go to the small village of Wendley (this case unusually did not feature London) to sort the matter out as her father is a big name at the M.O.D. She is the girl everyone loved so how did she die? As Gideon and Keen interview witnesses about her past, a new picture emerges of a young rich girl out of control. Norman Bowler plays a black man in this and reflected the racial tensions of the time. Also stars Kay Walsh.

Based on storyline in Gideon's Lot. A con man, Alan Blake (Don Borisenko), arrives on a ship from America with the millionaire Hendersons (David Bauer and Lois Maxwell) and their daughter who with confederates he kidnaps in London and they hold her for a million dollar ransom. The newspapers get hold of the story and Blake decides to get out while he can, tricking Mrs Henderson out of $500,000 worth of jewellery. This means that the daughter is now left with the homicidal Philip Guest (Donald Sutherland) who wants to kill her as she has seen their faces. Also starred Harold Goodwin.

Based on storyline in Gideon's Lot. Gideon defuses a gun siege where a small time crook went out of his league in the hope of a big robbery before retiring. Meanwhile, a couple in their fifties (Eric Barker and Joyce Grant) who have lived a life of petty crime try to do the same thing with a big wages snatch but Gideon has his eye on them. Gideon portrays the friendly cop in this episode, trying to help criminals who are obviously on the downwards path. Also starred William Mervyn.