Series 1

During World War II, two Norwegian resistance fighters are tried for the deaths of an elderly couple.

An American commando is sent to occupied France to contact the underground, but he's captured and endures horrific torture by the Nazis, protecting what he believes to be a top military secret.

Celeste, a Scandinavian aristocrat who has lost everything in the war, is trained as a killer and spy by an American officer in World War II. But, years after the war, he learns that killing has become a habit with her.

An Aldermaston-type ban-the-bomb group is staging sit-in demonstrations around London, even on the steps of Whitehall. Worse, they keep releasing top secret documents in fliers and press releases, so a young agent is sent to infiltrate them to discover who their government source is.

During the First World War, Sir Roger Casement returns to Ireland to lead the Easter Rising.

A young American in France joins a trio of French anti-nuclear protesters in the kidnapping of Professor Moreau, an eminent scientist. But one of them has another agenda - a personal revenge on the Professor.

Chinese revolutionary Sun Yat-Sen is kidnapped in London and held prisoner.

A journalist begins to suspect CIA involvement in the internal politics of a newly-emergent African nation.

A spy gets into the British embassy in West Germany. He manages to get some secrets, but to make good his escape, he reluctantly must kidnap the ambassador's 10 year old daughter.

The beautiful Lina has defected to the West from East Germany. But is she a genuine refugee or a spy?

Catholic priest Father James leads protests against a nation's oppressive goverment.

A multi-national commando team raid a Heavy Water plant in occupied Europe - and come away with the Chief Scientist...but which country will win the battle for the scientist's deadly knowledge...and will the team survive the sudden tensions the scientist brings?

A German officer arrives in wartime England to negotiate a peace settlement in the event of Hitler's being assassinated by his own High Command.

When Richard Carey is told by his doctor that he's going to die soon, his first reaction is to get drunk and stay drunk. But the mysterious Mr. Smith has another suggestion about what to do with the time he has left.

A onetime WWII hero diver is reactivated to do some underwater spying for MI5-against an American naval vessel anchored at Portsmouth. But is he reliable?

An old man living in Spain seems likely to be be an escaped Nazi war criminal. Israeli agents arrive to investigate.

It's 1777, and a mysterious lady is in London...is she spying for the American revolutionaries? Dr Johnson and Boswell investigate, but always seem a couple of steps behind.

An aging onetime revolutionary war fighter returns to Spain to visit a fellow American friend, but complications arise when a badly wounded young man, hiding from the police, conceals himself in the American's car.

As a British colony in Africa moves toward independence, the foreign office recommends the white citizens leave. As some plot an insurrection against the incoming Black president, we study the turmoil of a young government man whose father-in-law may be in on the scheme.

A washed-up British spy, desperate for one last big chance to prove himself to his superiors, agrees to go on a secret mission in Africa – unaware that his chief wants him to fail.

An American mercenary is sent to a small Latin American country to rescue the famous revolutionary Escalon — but finds a different kind of man than the one he was expecting.

When an American jazz band does a goodwill performance in Russia, their self-important guitarist defies state department guidelines and goes out with a local girl, leading to KGB intervention and charges of spying.

When a Soviet agent falls in love with a woman on the other side, he falls under the scrutiny of his allies and his enemies.

A rumor is deliberately spread to the effect that an American embassy official is 'emotionally unstable'.