In this premiere of the second season, Hilda (played by Sigrid Valdis) is Col. Klink's new secretary.
In this episode. Schultz states that he has 5 children.
In this premiere of the second season, Col. Klink's office door now has his nameplate on it once again. Also for this season, his rank has been added to the nameplate.
When Hogan is starting the engines of the bomber, the two sequences shown are the same sequence, just flipped. The same crew member is visible in each sequence, making the same moves (only reversed), just below the engine.