Start the game with ALIEN /j (command line parameter) and enable cheat mode by pressing the Home key. While you are on a side view you have the following keys:
B - Check for collision OFF | |
C - Cheat menu | |
E - Some effects | |
H - Commit suicide | |
I - World map | |
L - Jump | |
M - You become an Eye Evid | |
O - God mode | |
R - Full health |