Philbrick returns from vacation to find his house has been burgled. The comrades have broken in to check for any incriminating evidence linking him to the FBI.

Comrade Nycheck delivers a mysterious crate to be hidden in Philbrick's garage. It contains ten packs of TNT that the comrades intend to explode around the city.

A former Nazi joins the Communist Party and brings with him the black arts of his previous regime.

Philbrick's cell decide to make a sacrifice. He must turn himself in to the FBI in order to take the heat off more important party member Colonel Paxton.

While collecting secret papers for the party, Philbrick hears that his wife Eva is sick in hospital. Distracted and concerned, he mislays the papers and so must retrace his steps to recover the documents.

Philbrick is asked by his cell to persuade a lawyer friend to defend Comrade Zack who is accused of assaulting a union official.

Top commie Marvin Tanner has taken over the Aurora Newsreel Company. His plan is to send standard newsreels out to cinemas, but each one will have phony inserts containing anti-American propaganda.

A Russian army friend of Philbrick's from WW2 turns up in America. He is now a top Soviet official who wants to defect, but the comrades think otherwise.

Philbrick is tested by a suspicious comrade who creates a false assassination scenario involving a visiting Latin American official.

Canadian commies in Ottawa send one of their comrades to Los Angeles on a phony passport. He is to spy on a guided missile site and Philbrick is assigned to help.

In his capacity as committee chairman of the University Club, Philbrick welcomes a group of exchange students from Europe. The comrades, however, have arranged to employ one of the students as secret courier.

Key commie James Swasey is sent to prison for subversive activities. Fearful that he may divulge party secrets to reduce his sentence, the comrades assign Philbrick to arrange his execution.

Philbrick is assigned to train Soviet propaganda experts.

Philbrick takes over the courier assignment of a mysterious heavy typewriter case. On the train journey he realizes that it's a napalm bomb that has gone into its countdown.

Philbrick accompanies refugees from Eastern Europe, Lottie Carp and her brother Peter, on an anti-Communist lecture tour of America. However, the reds have substituted Peter for a lookalike who plans to set up a spy ring.

Ruthless Comrade Martha from Berlin tells Philbrick to deliver a bag of counterfeit dollars to a secret address. Whilst spying on the money he is locked in a secret room. How will he get out?

The party send Philbrick and wife Eva on the midnight train to Davistown, leaving their children at home with Eva's mother. When the mother in law comes across some Communist paperwork, she wonders whether to report her suspicions.

The party send Philbrick to the Central American Republic of Panagua where he will be expected to help Communist guerrillas overthrow the democratic government.