At the 'Main' menu select 'Profile' and then 'Name' and enter the following passwords to active the corresponding effect. If the password has been entered correctly you will hear a sound as confirmation.

Unlock Jenny as a Playable Character:
Nedwhite

Unlock ALL Chapters in Quick Play Mode:
Hunter

Unlock Accelerated Firing:
Quivira

Unlock Increased Ammuntion Capacity:
Campbell

Unlock Infinite Ammunition in Story Mode:
Barton

Unlock ALL Weapons in Story Mode (Expect Final Weapon):
Nedwhite

Get the following scores to unlock the next challenge in the Quick Play section.

Unlock 'Hollister's Dynamite Run':
Score 7 or more points on Fire Fight

Unlock 'Suppress The Outlaws':
Score 75 or more points on Hold The Fort

Unlock 'Hold The Fort':
Score 125 or more points on Quail Hunt

Unlock 'Bear Hunt':
Score 60 or more points on Suppress The Outlaws

Unlock 'Fire Fight':
Score 35 or more points on Bear Hunt


Unlock Character Skins
The following skins are unlocked by beating the high scores on each of the Quick Play challenge games.

Unlock Dodge Whore:
Score exactly 10 points on Fire Fight

Unlock Red Hand Thug:
On 'Bear Hunt' score 40 or more points

Unlock Rude:
On 'Hollister's Dynamite Run' score 50 or more points

Unlock Hollister Thug 1:
On 'Quail Hunt' score 150 or more points

Unlock Hollister Thug 2:
On 'Hold The Fort' score 100 or more points

Unlock Port:
On 'Suppress The Outlaws' score 100 or more points

Unlock Dual Peacemakers:
Defeat Hoodoo Brown

Unlock Cavalry Sword:
Defeat Reed

Unlock .69 Ferguson Rifle:
Defeat Hollister

Unlock Cannon Nock Gun and Seven Barrel Nock Gun:
Defeat Magruder

Unlock Jenny:
Enter 'ALLIES' without the quotes as a Profile name.

Unlock Bonus Deathmatch Level:
Enter 'BADLANDS' without the quotes as a Profile name.