Russians are filming an anti-U.S. propaganda picture at a Warsaw studio. (Final episode)

Red agent offers to save doctor's wife for his anti-radiation formula. Communist agent {Lawrence Dobkin) offers to save the life of a doctor's wife, whom the Communists have poisoned, in exchange for the doctor's (John Lupton) anti-radiation formula.

A British counter-intelligence agent discovers a spy working for both the Allies and the Russians when he investigates a flow of arms being received by the people friendly to the Allies in Eastern Europe.

Prince Tallat is preparing a speech calculated to turn his people against Communism. 

U.S. agent Douglas Kincaid joins the Communist Party and learns that Feodor Mashay, once a top Kremlin official, wants to defect. 

U.S. spies learn that a new chief of the U.S.S.R. secret police has been appointed.

A former Soviet official is released from prison to represent the U.S.S.R. at the Geneva Nuclear arms conference.

Imre Vicec, a western agent, takes photos of teachers and students at a Red training school in Bulgaria.

In Macao, Anna Sung, a U.S. agent, is kidnapped by the Reds. 

Attempting to break up a Communist spy ring in Alaska, Captain John Rand enters the penitentiary as a prisoner to become friendly with a Red agent, help him to escape in the hope that he will lead Rand to other members of the ring.

Scientist David Sparrow, developer of a code machine, is captured and held behind the Iron Curtain. 

U.S. Secret Agent Robert Hatfield attempts to break a Russian ring which is smuggling narcotics into a Middle Eastern port. 

A young undercover agent joins a subversive German fencing society to learn its plans for a new Reich.

A British atomic scientist is attacked by two escaping convicts. 

It is learned that a plan to kill Marshal Tito is afoot. Tito is placed under the guard of General Racz and his men. The only outsider allowed to see Tito is sculptress Sarah Fletcher. U.S. agent Blake Adams, assigned to guard Tito, learns that the plot is to be carried out very shortly.

Jessica Tabor overhears a plot to assassinate King Hussein of Jordan and turns to secret agents James Foster and Harry Shaw to help forward information to Jordan and put the King out of danger.

Commander Matson enters Czechoslovakia disguised as an art dealer, part of a plan to get atomic scientist Andrew Fleming out of the country. Tension mounts as the time of Fleming's trial nears and Matson has to call upon a group of Czech resistance fighters for help.

An American agent makes a suicidal move to stop a Russian submarine movement from interfering with the U. S. fleet. 

Fred Lang, an enemy agent, works as an engineer on a missile base in Los Angeles. He learns that a group of scientists is scheduled to fly to Cape Canaveral and is ordered to place a bomb on the plane.

A ring of espionage agents is found to exist in a missile base.

Enemy agents obtain secrets through a lonelyhearts club.

Tonight's drama concerns the sabotage of a jet engine. Intelligence agents look for a saboteur.

Test pilot sent to Germany on secret mission is hampered by Russian agents. A Russian Air Force lieutenant who wants to defect to the West, arranges to fly out the latest Rusian Mig jet to an American Air Force base in Germany. 

Ernest Farrington, a mild-mannered language professor, is sent on a dangerous mission disguised as the janitor at the Soviet Embossy. Agents hunt for Soviet H-bomb data.

Brauer, a German scientist is held prisoner by the communists. The German scientist, forced to serve Russia's guided missile program, attempts an escape when he sees his associate turned into a "human vegetable" by brain surgery.

A drama of Russian submarines spying off the coast of Cape Canaveral during the launching of a missile opens this counter-espionage series.