Pause the game and go to the Extras menu, then enter passwords on the Enter Cheats menu.

Code	Effect
FAVZTR	Alfrid
84ZZSU	Azog (Claw)
W5Z6AC	Bain
XTVM8C	Baliman Butterbur
UER3JG	Bard
555R9C	Barrow-wight
KEID2V	Beorn
ZIBYHO	Bolg
MXUXKO	Braga
5OJEUC	Bree Peasant (aka Peter Jackson)
H2CAID	Elros
THAVRM	Fimbul
00TE7J	Galadriel
3CE37P	Gollum
TPD7YW	Grinnah
V4Y5HZ	Lindir
9NOK35	Master of Lake-town
4FYKKB	Narzug
NM3I2O	Necromancer
74KN31	Percy
TB4S6J	Rosie Cotton
OARA3D	Sauron
SYKSXF	Thrór
4Y95TJ	Tom Bombadil
V8AHMJ	Witch-king
S6VV33	Yazneg