Enter the following codes into the 'Cheat' menu

Arms - Unlock Revelation OutFits (Extras):
ALPHA ROMEO MIKE SIERRA

Bayou - Unlock All Replay Episodes (Extras):
BRAVO ALPHA YANKEE OSCAR UNIFORM

Blur - Unlock War OutFits (Extras):
BRAVO LIMA UNIFORM ROMEO

Jacket - Unlock Bomber Jacket OutFit (Extras):
JULIET ALPHA CHARLIE KILO ECHO TANGO

Clothes - Unlock Monican Freya/Hostess Judy/Una/Fashion Una OutFits (Extras):
CHARLIE LIMA OSCAR TANGO HOTEL ECHO SIERRA

Gray - Unlock Fame OutFit (Extras):
GOLF ROMEO ALPHA YANKEE

Movie - Unlock Seed OutFits (Extras):
MIKE OSCAR VICTOR INDIA ECHO

Pixes - Unlock All Slideshows (Extras):
PAPA INDIA XRAY ECHO SIERRA

Urban - Unlock Seed OutFits (Extras):
UNIFORM ROMEO BRAVO ALPHA NOVEMBER

Unlock Mrs. Goodchild OutFits (Extras):
WHISKEY HOTEL INDIA TANGO ECHO (White)

Action Movie (In Game):
BRAVO ALPHA GOLF MIKE ALPHA NOVEMBER

Buckfist - One Strike Kills (In Game):
BRAVO UNIFORM CHARLIE KILO FOXTROT SIERRA TANGO

Unlimited Health (In Game):
CHARLIE LIMA OSCAR NOVEMBER ECHO (Clone)

Cutione - Free Fatalities (In Game):
CHARLIE UNIFORM TANGO INDIA OSCAR NOVEMBER ECHO

FUG - Unlimited Ammo (In Game):
FOXTROT UNIFORM GOLF

Healme - Restore Health (In Game):
HOTEL ECHO ALPHA LIMA MIKE ECHO

Lcvg - Unlimited Power Strikes (In Game):
LIMA CHARLIE VICTOR GOLF

Trirox - God Mode (In Game):
TANGO ROMEO INDIA ROMEO OSCAR XRAY

Ukgamer - Action Movie (In Game):
UNIFORM KILO GOLF ALPHA MIKE ECHO ROMEO