Enter one of the following binary codes at the "Secret Codes" screen to activate the corresponding cheat function. To use a cheat, pause the game, and enable it at the "Game Enhancements" menu. When a cheat is enabled, that particular chapter will not be available for replay after the game has been completed.

Result Code

Play as Airplane Bodyguard 01010111
Play as Cross 01010100
Play as Janice 01000100
Play as Wesley 01000011
Infinite ammunition 01101111
Super weapons 01001111
One shot one kill 01110010
Health improvement 01001100
Special suit 01100001
Adrenaline Rush mode 01101101
Cinematic mode 01110100
Close Combat mode 01100101
Headshot mode 01100111

Bonus characters - Successfully complete the indicated task to unlock the corresponding character:

Airplane Bodyguard: Successfully complete Headshot mode.
Brummel: Defeat Brummel.
Nightmare: Successfully complete Close Combat mode.
SWAT Leader: Defeat SWAT Leader.
The Immortal: Defeat The Immortal.
The Original Spider: Defeat The Original Spider.
The Russian: Defeat The Russian.

Easy "Butcher Would Be Proud" achievement - Successfully complete the game, then start a new game in Close Combat mode. Complete the first two scenes of the first level. Exit to the main menu after the third scene starts. Select "Unlocked Acts", and choose the final level. Select any character, and choose the same difficulty you used before. Ignore the message, and begin the level. Complete the entire last level to get the "Butcher Would Be Proud" achievement. You can activate cheat codes, but must disable them during the final scene against Immortal.

Easy "Dr. Lobotomy" achievement - Successfully complete the game, then start a new game in Headshot mode. Complete the first two scenes of the first level. Exit to the main menu after the third scene starts. Select "Unlocked Acts", and choose the final level. Select any character, and choose the same difficulty you used before. Ignore the message, and begin the level. Complete the entire last level to get the "Dr. Lobotomy" achievement. You can activate cheat codes, but must disable them during the final scene against Immortal.

Accomplish the indicated achievement to get the corresponding number of Gamerscore points:

I am in control (5 points): Complete the 1st Tutorial.
I have it in my blood (5 points): Complete the 2nd Tutorial.
No more anxiety attacks (5 points): Complete the 3rd Tutorial.
Completed Act 1 - Easy (10 points): Complete Act 1 - Easiest Difficulty.
Completed Act 2 - Easy (10 points): Complete Act 2 - Easiest Difficulty.
Completed Act 3 - Easy (10 points): Complete Act 3 - Easiest Difficulty.
Completed Act 4 - Easy (10 points): Complete Act 4 - Easiest Difficulty.
Completed Act 5 - Easy (10 points): Complete Act 5 - Easiest Difficulty.
Completed Act 6 - Easy (10 points): Complete Act 6 - Easiest Difficulty.
Completed Act 7 - Easy (10 points): Complete Act 7 - Easiest Difficulty.
Completed Act 8 - Easy (10 points): Complete Act 8 - Easiest Difficulty.
Ready to play with the big boys (15 points): Complete Act 9 - Easiest Difficulty.
Completed Act 1 - Assassin (20 points): Complete Act 1 - Assassin Difficulty.
Completed Act 2 - Assassin (20 points): Complete Act 2 - Assassin Difficulty.
Completed Act 3 - Assassin (20 points): Complete Act 3 - Assassin Difficulty.
Completed Act 4 - Assassin (20 points): Complete Act 4 - Assassin Difficulty.
Completed Act 5 - Assassin (20 points): Complete Act 5 - Assassin Difficulty.
Completed Act 6 - Assassin (20 points): Complete Act 6 - Assassin Difficulty.
Completed Act 7 - Assassin (20 points): Complete Act 7 - Assassin Difficulty.
Completed Act 8 - Assassin (20 points): Complete Act 8 - Assassin Difficulty.
Fully trained assassin (30 points): Complete Act 9 - Assassin Difficulty.
Completed Act 1 - The Killer (30 points): Complete Act 1 - The Killer Difficulty.
Completed Act 2 - The Killer (30 points): Complete Act 2 - The Killer Difficulty.
Completed Act 3 - The Killer (30 points): Complete Act 3 - The Killer Difficulty.
Completed Act 4 - The Killer (30 points): Complete Act 4 - The Killer Difficulty.
Completed Act 5 - The Killer (30 points): Complete Act 5 - The Killer Difficulty.
Completed Act 6 - The Killer (30 points): Complete Act 6 - The Killer Difficulty.
Completed Act 7 - The Killer (30 points): Complete Act 7 - The Killer Difficulty.
Completed Act 8 - The Killer (30 points): Complete Act 8 - The Killer Difficulty.
The Killer (50 points): Complete Act 9 - The Killer Difficulty.
Collector Nerd (10 points): Find 10 reward items.
Compulsive Hoarder (30 points): Find all reward items.
Half the man Barry is (5 points): Kill Kathy, ex-girlfriend.
Kill One, Save a Thousand Donuts (5 points): Kill Janice, ex-boss.
Boom! (5 points): Kill one explosive rat.
Pest Exterminator (20 points): Kill all explosive rats.
Bullet Curving Trainee (5 points): Kill 10 enemies using Curved Bullets.
Bullet Curving Expert (25 points): Kill 100 enemies using Curved Bullets.
Shrapnel Storm Trainee (5 points): Kill 10 enemies using Bullet Explosions.
Shrapnel Storm Expert (25 points): Kill 80 enemies using Bullet Explosions.
Two is always better than one (10 points): Kill 2 enemies at once with a single Curved Bullet.
Glad I wasn't there (10 points): Kill 3 enemies at once with a single Explosive Bullet.
All in the reflexes (10 points): Kill 3 enemies at once in a single eQM.
Up close and personal (20 points): Kill 15 enemies in close combat.
Heart Breaker (25 points): Kill Araña with Wesley without mask on The Killer Difficulty.
Between Old Friends (25 points): Kill The Immortal with Cross on The Killer Difficulty.
Punishing Subordinates (25 points): Kill The Russian with The Immortal in close combat and The Killer Difficulty.
Butcher would be proud (50 points): Complete the game in "Close Combat Mode", any difficulty.
Dr. Lobotomy (50 points): Complete the game in "Headshot Mode", any difficulty.
Catch me if you can (50 points): 1st position in "Time Attack" Ranking.