Enter these at the cheat menu, without the spaces.

FISH IN A BARREL	Unlimited Ammo
FRIENDLIEST GOD IN GALAXY	Weapons Level Up
CHARLIE HUSTLE OVERDRESSED ROMEO	All Weapons
BUTT CHEAT CAN SURPRISE	Big Heads
DEAD RED PARTY SHOES	Big Feet
CANE READY TO ROCK	Restore Health
CHARLIE OSCAR LIMA DELTA	Enemies Thwarted or Frozen
COOL LEVEL CHEAT CODE	Open All Levels
CHARLIE ALPHA NOVEMBER ECHO	Control Time
ANY AND ALL CODE	Unlock Doors
NO PAIN NO CANE	God Mode
YESTERDAY YOUR ZEBRA DIE	Clear Map