The POWs smuggle a new Tiger tank, about which Klink has been boasting, into camp in order to photograph and study it.
Stalag 13 is named one of the top ten prison camps in Germany, but it's just a distraction for Hogan and his men to destroy a secret rocket bomb.
A visiting general upsets plans to blow up a train.
The heroes plan to blow a bridge near camp when a bomber raid fails.
Hogan must discover what the documents are that a visiting general is guarding.
Hogan plans to destroy a heavy water supply by convincing Klink it is a youth potion so he will drink it.
Hogan uses Klink to contact an Allied spy, after Klink bugs the prisoners' quarters.
Klink replaces Schultz with a tough sergeant after Newkirk gets Schultz drunk.
LeBeau pretends to be a famous French scientist who is visiting camp while Hogan smuggles the real one out.
Hogan visits a local Hofbrau to get the plans to a German army division that is camping out nearby.
Hogan convinces Klink that there is oil underneath the camp in order to discourage the Germans from building a synthetic fuel plant there.
When Hogan tries to arrange the unscheduled escape of twenty men, his mission is complicated when a captured sergeant jumps the gun.
Hogan creates an officer's club in the shape of a ship in order to get a gunsight and a British POW to England.
The guys plan to destroy a gun emplacement so the Allies can attack on Hitler's birthday.
A group of underground operatives that Hogan and his team begin working with is actually a group led by a Gestapo captain who's set on capturing them.
Crittendon interferes as Hogan tries to help a scientist, whom they were ordered to kill, try to defect.