A quirky spy show of the adventures of eccentrically suave British Agent John Steed and his predominantly female partners. Jonathan Steed - an urbane, proper gentleman spy - teams with various assistants throughout the series' run, including Dr. David Keel, Cathy Gale, Emma Peel and Tara King, to repeatedly save the world from diabolical schemes plotted by equally diabolical evil-doers (among them robots and man-eating monsters).
Julie's estranged mother suddenly shows up and tells her she is getting married. Unfortunately Pete and Linc know something about her future step-father.
Lucy Carter, a widow with two teen children, takes a job as a secretary for her stuffy brother-in-law.
A former girlfriend of Matt's provides a link with catching a notorious killer.
Roger manages to arrive in time not only to stop the wedding, but he manages to convince Jeannie that the Tony she was about to manage was an impostor. Later, Tony comes home and is subjected to torture from Jeannie, who thinks that he is the impostor. Tony eventually convinces her that he is the real one and as he is about to go tell the impostor that the assignment is over when he finds out that the phony Tony is working as a double agent for a foreign power. Doctor Bellows and Roger then arrive and have a hard time trying to decide which one is the real Tony, until Jeannie causes the impostor's false teeth to fall out.
Only the testimony of an Indian wanted for horse theft can clear Candy of murder.
Walter Townsend is discovered to be a double-agent: the U.S. government has leaked false information to him to give to the enemy which will cause them embarassment if believed. However, Townsend's contact Simpson has discovered the information is false and reported to his superiors Townsend is a defector. Simpson's superiors know of his jealousy toward Townsend and send their best intelligence officer, Stefan Miklos, to discover the truth of the matter. The IMF must make Miklos believe the information is true and Simpson the liar. Rollin-as-Miklos gets Simpson out and then takes Simpson's place. The IMF sets a series of clues to make Miklos belief that Townsend truly is a traitor and preparing to defect, including tickets and a passport. However, Miklos spots a planted ""clue"" that convinces him the IMF are doing exactly what they are doing: framing Townsend! He identifies them and then receives the information from Rollin-as-Simpson and Jim when he's spotted Jim as one of the IMF opera
The Giants have invented a chemical that forces those exposed to it to tell the truth, and plan to test it on the Earthlings.
Hogan and his men plan to eliminate an allied defector, but complications ensue when their target turns out to be a beautiful woman.
Jamie is held prisoner by the Krotons who intend to recapture the Doctor and Zoe for their mental energy.
Sophisticated diamond thief Dr. Cool and his henchman have heisted a fortune in diamonds and are at a deserted-before-dawn ice factory, planning to smuggle the gems through international customs by mixing the "hot ice" with large quantities of the ordinary variety.
The Enterprise encounters two duo-chromatic and mutually belligerent aliens who put the ship in the middle of their old conflict.
The Cannon family runs the High Chaparral Ranch in the Arizona Territory in 1870s.
A sexy client named Clio Vanita tries to get with Darrin, but not if Serena can help it. Taking up for her cousin, Serena decides to turn Clio into a monkey! Darrin tries to get Serena to change her back, but she doesn't and Clio the monkey hangs around......
Eve's niece is arrested for possession and use of marijuana, and the Chief investigates her school and friends in a bid to clear her. It soon becomes obvious that she is guilty as charged, but how many others are involved, and just whose fault is it?
Danno is taken hostage by a Vietnam veteran who is suffering delusional flashbacks and sees everyone as forces sent to kill him.
Drysdale has the flu, and too many well-meaning visitors.
A quirky spy show of the adventures of eccentrically suave British Agent John Steed and his predominantly female partners. Jonathan Steed - an urbane, proper gentleman spy - teams with various assistants throughout the series' run, including Dr. David Keel, Cathy Gale, Emma Peel and Tara King, to repeatedly save the world from diabolical schemes plotted by equally diabolical evil-doers (among them robots and man-eating monsters).