Lt. Carter enters the camp; Hogan's men discover an enemy spy in their midst.

Hogan and his men smuggle a new German tank into their camp to learn its secrets.

Klink learns that Stalag 13 has made the top 10 list of prisoner-of-war camps.

Hogan's plan to dynamite a train is interrupted by the inspector general.

Colonel Crittendon replaces Hogan as officer in charge due to all the "funny business."

Hogan blows up an ammunition dump and captures a German general.