Level select:
Enter the main menu and select the password option. Enter LAMPWICK as the password, highlight "END" and press X. The phrase "Password Correct" will confirm correct entry of the code. Select a level and select the "Play" option. A stage select menu will appear allowing any of the 80 levels to be chosen. Highlight the desired level and press X to begin the game.

Display FMV sequences:
Enter the following passwords at the title screen. Space
SPACEAAA
Egypt
EGYPTAAA
Military
ARMYAAAA
Secret
MAZEAAAA
Highlight "End" and press X to view this alternate ending.
Instant lemming save:
Pause game play and select the following lemming commands in order: "Turner", "Bomber", "Blocker", "Floater". When the lemmings are shot (destroyed), they will be counted as saved.