Chicago in the 1930s (Chicago 1930):
During gameplay press [F11] and enter the Cheat and confirm by pressing enter:
Code:       Result:
AI - Display AI information. 
ALARM - Reinforcement arriving. 
ASSERTFALSE - Ok. 
AWARE - Display all NPCs. 
BABYLON - Display all NPC remarks on screen. 
BIG BROTHER - Display some actor infos. 
BINGO - Unlimited ammunition. 
BLOOD - See blood. 
BUD SPENCER - Stun all oponents. 
CALL - Call a PC's method 
CAMPAIGN - Load campaign values (CAMPAIGN FILENAME). 
CESTLAZONE - Display script zones. 
CHROMA - Change the color of one PC on the fly. 
COMPANIES - Display the company numbers 
DIES IRAE - Divine intervention against enemies. 
DISPLAY - Shows all NPC on map. 
EINSTEIN - Show all 3D-obstacles. 
ELEVATION - Display bonds (yellow, red when crossed), character elevation (blue) and character movement (white). 
EULER - Show the graph of the pathfinder. 
EZB - Gives money. 
FORGET - Check the current state of the memory. 
FPS - Display the FPS rate. 
FREEZE Freeze - unfrost all NPCs in the level. 
FULLHOUSE - Give all PCs ammunition for all actions. 
GHOST - Invisibility. 
GOLDENEYE - Make all PCs invisible for other characters. 
HADES - Kill selected NPC 
HELP - Display this help. 
HIGHLANDER - All PCs become invulnerable. 
HIGHLANDER2 - All adversaries become invulnerable. 
HONOLULU - Beam the selected NPC to Honolulu. 
I AM THE WINNER - Win the campaign. 
IMMUNITY - Immortality. 
LAST MAN STANDING - Beam all but the selected NPC to Honolulu. 
LEVEL TEXT - Display all texts for the current level. 
LIGHT - Display light zones. 
LOOSE - Loose this mission. 
LUKAS - Knock out a PC. 
MATRIX - Get unlimited slow motion time. 
MISTER SANDMAN - The PCs make a little nap. 
MORPHEUS - Knock out selected NPC. 
MOTION - Show all motion obstacles & doors. 
NOISE - Display ranges of walk noise of the PCs. 
NUKE - Kill all opponent in the level. 
OPTIMIZE - Try to optimize the custom memory manager. 
PAMELA ANDERSON - Make the soldiers stupid in close combat. 
PCSIGHT - Enable PC view cone. 
PROJECTION - Show all 3D-projection areas. 
RAILROAD - Display railroads. 
REPORT - Complete campaign state report. 
ROTER ALARM - Alert all NPCs in the level. 
SAN PETRUS - Make all selected PC go to paradise. 
SARKOZY - Securization of all memory allocation. 
SEEKANDDESTROY - Display all seek points.
SHADOW - Display the free shadow polygon. 
SPHERE - Display the shadow polygon sphere. 
STATUS FRAMECACHE - Get info about the sprite caching system. 
STATUS HARDWARE - Get information about the hardware used. 
STATUS PC - Display the current status of all PC. 
STATUS SHADOW - Get Information about the sprite cache. 
UBIQUITY - Unblip all actors. 
WAKEUP - When the currently selected NPC is sleeping, he wakes up. 
WEAPON - Get a weapon (+ weapon ID). 
WIN - Win this mission. 
WINNER - Win level.