The Avengers must identify a modern day "Jack the Ripper," targeting members of an international disarmament conference.
Greg's history project is a home movie about the pilgrims with the rest of the Bradys clan as the cast. However, soon the other Bradys take over and pretty soon Greg loses control of his project.
Returning home from a visit to her father's ranch, Victoria and her escorts Sam and Pedro find infant Joey, the only survivor of an Indian raid on his parent's wagon. When the boy's grandfather, Dan Casement, spared only because he had gone ahead to scout for water, insists on leaving with the child, a concerned Victoria balks, insisting that she can better care of the baby en route to the safety of the Cannon ranch. Relenting, Casement joins them in their slow trek across the desert while Indians stalk them, awaiting the best time to attack.
The platoon has moved to a new HQ's position on the beach. When Pike fails to turn up they find him caught up in the barbed wire at the waters edge. With the tide coming in, Mainwaring and Wilson mount a rescue mission, but someone else gets there first.
Oscar and Felix flash back to how they first met, "12 Angry Men" style.
While Darrin sits in jail, Samantha finds out that the bedwarmer is actually a warlock trapped by one of the witches. Sure enough, the culprit is Serena. Samantha sends Serena back in time to get the spell used to transform the warlock in the first place. With one situation out of the way, Samantha faces another one- getting Darrin cleared of a crime he did not commit.
An ageing accountant, weighed down by the responsibilities of his life, decides to break free from the grindstone and try for something different. On the way he comes close to going off the rails, and the Chief makes it his personal crusade to ensure that nothing goes too wrong.
"Important? What can be more important than your own son's life?" Straker faces the toughest decision of his career when his son is critically injured in an accident. The drug that can save his life can only be ferried from New York in time aboard a SHADO Transporter - the same Transporter that is in the prime position to track an Alien defector on the West Coast of Ireland.
The philanthropist who put Dan through college is found shot to death, and Dan doesn't buy the 'scared burglar' theory.
Julie comes to the assistance of her old teacher, who is being targeted by others in her community for teaching sex education in school.
Granny's trying to cure her frog fixation with a potent elixir.
A Baron may give Matt trouble because he won't let Matt put his sons in jail because of a crime they committed.
Lucy Carter, a widow with two teen children, takes a job as a secretary for her stuffy brother-in-law.
Part 1 of 2. When Sir Charles Chitterly parachutes into Stalag 13, Hogan asks Colonel Crittendon to pretend he's Sir Charles --- but Lady Chitterly isn't fooled.
A man called Davis has shot Colonel Clayton and escapes on horseback. Joe and Ben join the posse that sets out to find Davis. Ben and Joe volunteer to cross the desert. Ben and Joe find Davis hold up at a water hole, when Indians attack and Ben is wounded in the leg, and steal the horses. Joe unties Davis, who tends to a wounded Ben, who is suspicious that Davis will try to escape. After playing a game of cat and mouse, Ben and Davis come to an agreement: survival. Joe makes the decision to cross the desert on foot, while Ben and Davis are at the water hole, both men in need of medical help and justice.
When Jim returns to his hometown of Norville to donate family property to the community, he finds it plagued by a serial killer. Jim secretly brings in Barney to help investigate. A disturbed Vietnam vet is the suspected killer but Jim and Barney figure out he's innocent and get him out of jail one step ahead of a mob, then call in the rest of the IMF team to find the real killer.
Mary and Rhoda find out that divorcees at the Better Luck Next Time club can get group rates on cruises and decide to join. However, Mary proves a hit with the club's members and gets elected to its board.
While driving to a concert, the gang gets lost. A strange man with a lantern tells them to avoid taking a right fork in the road. That would take them to a mansion that's rumored to be haunted by a headless man.
Three men and a woman called Circe politely call on the country home of Steed's friends, married couple Bill and Laura Bassett. Unfortunately their visit turns sinister as they plan to implant explosives into the throats of the couple and send them off to destroy a nearby peace conference. Happily for the Bassetts - and the conference - Steed is coming to visit for the weekend, and he knows what to do.