An exclusive tour of France run by two brothers is a front for a con game, blackmail and murder. When Craig is in trouble with the French police, his boss denies knowledge of him.
An American lawyer in Rome is the next target of Murder, Inc. Craig takes his place as the assassin's next victim.
The Ghost Squad investigates the shooting of an air steward in Pakistan and uncovers an international gold-smuggling operation.
A war criminal's fingerprints are found at the scene of several high-profile bank robberies. Craig goes undercover as a wall-of-death rider when the gang is traced to a travelling circus.
The Ghost Squad investigates the murder of a number of blonde showgirls from the Marseilles night club. One clue is a broken doll with the initials "H.B." carved into it.
Jerome (William Lucas) and his gang steal secrets and then blackmail companies and even countries who want them back. Craig joins the organisation as The Bat, a well known safe cracker.
The bodies of two policemen are found in the river. Craig goes under cover as a crooked Dutch diamond-cutter to infiltrate a gang of jewel smugglers.
The Prime Minister of a small eastern European country is murdered and an American man framed for his death in a plot to get the Communists to win power there.
Craig is given 2 weeks vacation and leaves. Stephen Brett (William Sylvester), a Scotland Yard man with international experience handles this case. Hazel Court as Jackie is his GS contact. Balkans ruler Volgu (John Le Mesurier) is coming to London for a conference. 4 men who would like him dead are lured by GS to a small island but 2 escape to plot Volgu's death.
Dr Cookson who is working on a new anti-missile system is kidnapped in Stockholm for a large ransom with the threat of handing him over the Russians if the money is not paid. The 1961 Monte Carlo Rally (actual footage shown) is used to smuggle Cookson to Switzerland.
A small bar of radioactive material which can help make a neutron bomb is stolen and smuggled to Warsaw inside a ballet shoe. One man has already died from the radioactivity and Craig rushes to Warsaw to stop a ballerina who is to wear the shoe, from suffering the same fate.
In the small South American country of Sebasiana, the men under the President plot to frame him for theft of the country's funds followed by his death. Craig has worked for Ghost Squad for eight years.
Craig is assigned to chaperone schoolgirl Princess Nadia of Islam, fiancée of the Crown Prince Hassan of Omar and the target of an assassination attempt.
A small time crook steals a bag of diamonds being used as bait to trap a smuggling ring that the Ghost Squad had planted, now they and the smugglers are after him.
In Egypt, Miller insists he's just seen a famous British sportsman in passing at his hotel- the problem is, the chap's been dead and buried for a week. He insists on investigating and uncovers a connection with a smuggling ring.
A scientist refuses to do further work on a British rocket system after he gets a glimpse of his supposedly dead daughter. Craig is sent undercover to a hostile country under cover as toy maker at a trade show to locate her.
Miller is sent to investigate a British mining corporation in a jungle-choked, revolution-infested far eastern country. After attempts on his life, it's determined that the whole operation is only a cover for international arms smugglers.
Craig poses as an embezzler on the run to infiltrate a criminal network that's supposed to make clients "disappear" into a new identity far away from the authorities that are after them.
Miller and Stock join a parachute regiment where someone is killing paras and using its West Germany jumps to pass equipment to East Germany. Miller calls Carter: "Porridge" 3 times
Miller assumes the identity of a Polish expatriate and small time crook to infiltrate cell of a politically motivated international crime syndicate working out of a run-down London garage.
Threats to an Arab oil sheik's son are monitored while he's a student at an eccentric English public school by Craig, now under cover as the school's sports instructor.
The car brake pipes of a scientist working on nuclear weapon research are cut, resulting in his death. Craig becomes a scientist and with help from Jean Carter tries to find the person responsible.
In the guise of a publicity agent, Miller must deal with a Russian dance troupe in London for a cultural exchange, but are rife with Soviet spies. He must decide if a dancer's efforts to defect are legitimate.
A man at a country old folks home is murdered just as he was about to unmask a double agent from World War Two. Stock goes undercover as a new resident of the home to follow the lead.
A shady minor crook is persuaded to assist Miller in uncovering an international drug and arms smuggler's operations in Rome, where a shipment of high-powered rifles are destined for some revolutionaries in southeast Asia.
Craig struggles in a comedy of errors to take a female spy and her plans of a Middle East anti-British uprising to England. However Gertrude (Mary MacKenzie) is self-centred, untrustworthy and nothing but trouble to all around her as Atarah agents and the police close in
Miller takes the place of a Dutch saboteur out to blow up a port installation in the Fillemore Islands, which are about to gain independence from Britain.
A Swiss agent convinces the squad to investigate an apparently legitimate high class Au Pair agency, who's girls seem to vanish when they start work in England. Sally is sent undercover to infiltrate the agency, and finds drugs, prostitution and murders in the offing.
Craig is drugged in a pub, taken to a mysterious doctor's surgery that he can barely remember later. The Surgery was actually a caravan and the "Doctor" used a truth drug to extract top secret information that he now plans to blackmail the squad with.
A forgery of an important Spanish painting is stolen from a gallery by unwitting thieves who replace it with another, but the real artwork has been taken by an aging ex-nobleman.
Craig and Geoffrey Stock investigate with the help of a safe-cracker (Tom Bowman) when the wife of a diplomat is not just a user but is also smuggling heroin into the country
An old Italian forger has been blackmailed by master criminals into helping them counterfeit thousands of pound notes that have been officially written off as destroyed in a fire.
Valuable thorium is believed to have been found in a small desert kingdom. Craig helped by Jean Carter is thwarted at every step by the Emir who wants to keep his kingdom isolated to protect his power.
A gold smuggling ring is using a travel agency as a front. Miller goes under cover to join the gang and discover how they sneak it into the country.
An agent is murdered at a London airport, but it turns out that he's an impostor. The real agent has infiltrated a secret neo-Nazi organization that is planning a terror attack.
A man is burned to death in an apparent car accident but his sister knows it is not the man claimed because the body does not have delicate hands. Her brother is being tortured nearby to get information that can be used on Insider trading to make money on planned currency devaluations. Boss Henry Dickinson (Basil Dignam) sends Miller on the case.
An underground smuggling network promises people behind the iron curtain a chance to escape to England-at a high price. Trouble is, they're disappearing instead. Miller becomes a pilot to infiltrate the gang.
A top secret gas has been stolen from a government laboratory by a pacifist scientist. He works with an American crook who is trying to sell it to a foreign revolutionary. Craig finds that instead of being a harmless gas that temporarily paralyzes, it's quite lethal.
On a luxury cruise, a scientist and his daughter, refugees from the iron curtain. Murder, stowaways and disguised identities complicate things for Craig, who's assignment is to protect them.
