Steed, packing for a holiday, is knocked unconscious. When he wakes, he continues to pack but is confused when Tara arrives and tells him that he has been away for three weeks. Could it have anything to do with the mysterious man following him whom everybody else but Steed can see?

The discovery of a talking attache case passed from courier to courier until it finally reaches 'Mr. Big' takes Steed and Tara on a dazzling and surreal romp around London.

When a member of the International Disarmament Committee is stabbed with a swordstick on a foggy night, it looks like the Gaslight Ghoul, murderer of the 1890's, has set up in business again. Can Steed and Tara catch him before the committee is severely lacking in personnel?

Whilst on a top secret security assignment, Tara comes under suspicion of being a double-agent. She must cast similar suspicion on Steed if she is to prove that she has been framed. An enemy agent, Gregor Zaroff, hopes to put the Government's new anti-missile defence system, code named 'Field Marshall', out of action by convincing Steed and Mother that Tara has betrayed the system's secrets. (Source: en.wikipedia.de)

It's Mother's birthday and he is visiting two of his aunts, Harriet and Georgina. To celebrate he tells them a hair-colour changing story, 'The Great Great British Crime'.

The Reverend Shelley, a wartime pal of Steed's, seeks his help when archaeologists beneath his church are murdered mysteriously. Do the killing have anything to do with small malevolent mobile metal boxes....?

When one of the Acme Precision Combine is brutally stabbed, Steed and Tara are on hand to witness the crime, thanks to a telephoned warning. But why does somebody want them to see so many killings, and what does it have to do with Dr. Jaeger's aggresso-therapy clinic?

When Steed takes prime witness Miranda Loxton to a safe house to protect her from Murder-International hitmen, Tara is kidnapped. She escapes to find herself in her worst nightmare. A booby-trap in Steed's apartment kills Mother and Tara may be the only one with the hidden knowledge of where Steed has gone.

The home of Steed's friends Bill and Laura Bassett is invaded by a group of ruthless criminals who implant explosives in their throats. Unfortunately, this is the weekend that Steed is coming to stay.

Tara is kidnapped, and wakes to discover that it is 1915, and she is apparently called Pandora. Could this be because of the little matter of a dowry and a missing bride? Steed struggles to solve a very old mystery.

Two invincible foreign agents escape from the ultimate prison, a monastery run by the security services. They resume their mission, to kill one important person each. Steed and Tara set out to catch them, and to find out how they escaped, before their leader follows suit.

When a woman is found walking barefoot in a snowy field, complaining of a dead man who wasn't dead, Steed investigates the Happy Meadows funeral parlour, which doesn't seem to be keeping its clients down under. What connection could that business possibly have with Mystic Tours?

Various millionaires are withdrawing large sums of money from the bank. Steed suspects blackmail but none of the men is willing to talk. Then he gets a call from Gilbert Jarvis, who tells Steed that he, Jarvis, has 'just been murdered'. Again.

Rich men are being blackmailed by two crime experts who plant clues to them all over the scenes of the crimes that they themselves commit. However, when they try to allege that Steed would murder Tara....

Security lapses seem to point to top civil servants suddenly falling in love and giving secrets to an enemy agent disguised as a char lady. Steed investigates, but first has to save Tara from killing herself out of unrequited love.

The brother of the late Clement Armstrong sets a deadly trap for Steed and Mrs. Peel, whom he blames for his brother's death at the hands of his murderous creations, the Cybernauts.

Borb, the president of the Balkan Republic, is visiting London to sign a military deal. His private secretary is killed by a masked wrestler, the Decapod. Steed is assigned to augment the president's bodyguards, but the wrestler continues to kill those close to Borb.

A European peace conference comes under the threat of sabotage when the British delegates begin to suffer from premonitions and nightmares. After Sir Andrew Boyd, who has witnessd his death in a dream, is killed, Steed and Emma must keep his replacement, Lord Melford, sane and alive.

The accidental death of a ventriloquist reveals that he had been carrying a fortune in gems inside his stomach. Steed stoops to blackmail and Emma goes shopping for ties in the search through the business community for a rich Borzoi.

Anticipating the arrival of his enemies to kill him, millionaire Henley Farrer sets a deadly trap for them involving an Oriental dagger and, inevitably, Steed and Tara.

To infiltrate a peace conference, Arcos, a brilliant plastic surgeon, uses a new moulding technique to transform an agent into a duplicate Steed. But when the transformation proves to be unstable, Arcos decides they need the real Steed.

The death of agent Bernard Grant, while investigating the strange goings-on at the Alpha Academy where teenagers are being prepared for inter-planetary conquest, leads Steed and Tara into the generation war.

Tara's uncle is being held against his will in a country hotel. So Tara books in, and finds herself equally discouraged from leaving. Could the place also be home to the agent that Mother is missing?

The Marfia aren't about to let Steed get in the way of their lucrative drug-smuggling operation between Britain and North America, and arrange for him to be assassinated. Steed survives, and tracks his intended killer to a circus, where some of the clowns prove to be anything but figures of fun.

A film star's stand-in is murdered, and microfilm of North American early warning systems has been stolen. The film star, despite an aversion to travelling by sea, proceeds to Montreal on a luxury liner. In an attempt to find the mocrofilm Dr King is assigned as her personal doctor, and Steed goes under cover as a steward.