Copy the provided file PCONTROL.CON to the play dir. Hit Shift+C

Cheat          Result

SWATLORD       Invulnerable team
BIGGERPOCKETS  For an unlimited period ammunition
DOUBLESHOT     Faster firing
NC17           Stronger bleeding
NOSHADES       Night missions are bright
JOHNWOO        Slower play process
IAMLEET        Mission win
WHOSYOURBOSS   Units do not obey any longer
HOTSTUFF       Suspects are more difficult to kill
RABIES         Killer rats
JUSTIN         Suspects never give up
CASUAL         Summer clothes
QUIT           Play immediately terminate