To complete a mission given to him by the Underground, Hogan makes use of an American actor that is appearing in a German propaganda film.

Newkirk hides a stolen German codebook in a dry well, Hogan must come up with a way to get it back.

Klink and Hogan's men together head to the Russian front on a suicide mission to steal some secret documents.

A gas station has just been set up at Stalag 13 and Hogan plans to blow it up.

Hogan uses Burkhalter's sister as a pawn to get back a captured Allied spy.

Again Hogan uses Klink to deliver information to the Underground but Klink is arrested by the Gestapo for treason on other grounds. Thus Hogan and his men must find a way to free Klink before the Gestapo finds the info on him.

Hogan's assignment is to discover the secrets of a new bomb (the "Chicken Hawk") that seeks out radio signals, and think of a way to stop its manufacture.

Klink is being blackmailed by the Gestapo and Hogan plans to help him.

Hogan receives orders to get a secret box off a plane that went down near Stalag 13.

Hochstetter traces a defecting Field Marshall to Stalag 13.

Hogan plants an empty parachute in the camp sending the Germans on a wild goose chase for a downed Allied agent.

Hogan gets Klink to deal in supposedly rare cuckoo clocks so that he can send out information.

Newkirk poses as a traitor to send information via a propaganda radio broadcast.

Schultz has been guarding a secret nuclear facility and Hogan wants to get its location out of him.

Throwing a party for Klink, the prisoners use the party balloons to get weather information.

Hogan has to get Klink back into shape or Burkhalter plans to send him to the Russian Front.

Marya, the White Russian, uses Schultz to impersonate Goering just as Hogan is trying to save a trainload of stolen art.

Kinchloe participates in a camp boxing match to divert attention from Hogan's planned heist.

Burkhalter's niece is getting married and by having LeBeau design her wedding gown, Hogan is going to contact an underground agent, and later free him after capture by the Gestapo.

Dressed in a German uniform for a mission, Carter finds himself serving in the German army.

Hogan has to save Klink when his account books at Stalag 13 aren't quite correct.

Hogan and a German singer try and stop the arrest of local Allied agents.

Burkhalter discovers Schultz goofing off and orders him to the Russian Front.

After Klink takes outdated, developed film for a rendezvous with a female contact, Hogan sends Schultz to meet the woman.

Crittendon and Hogan's men try to capture Rommel, "The Desert Fox" and current commander of the Western defenses.

Hogan has Klink believing that he is on the trail of a big prisoner-escape operation.