Enter the following codes at the Mos Eisley Cantina to unlock the character for purchase in free play mode.

Password - Effect

UCK868 - Beach Trooper
BEN917 - Ben Kenobi's ghost
VHY832 - Bespin Guard
WTY721 - Bib Fortuna
HLP221 - Boba Fett
BNC332 - Death Star Trooper
TTT289 - Ewok
YZF999 - Gamorean Guard
NFX582 - Gonk Droid
SMG219 - Grand Moff Tarkin
YWM840 - Han Solo with hood
NXL973 - IG-88
MMM111 - Imperial Guard
BBV889 - Imperial Officer
VAP664 - Imperial Shuttle Pilot
CVT125 - Imperial Spy
UUB319 - Lobot
SGE549 - Palace Guard
CYG336 - Rebel Pilot
EKU849 - Rebel Trooper from Hoth
GBU888 - Skiff Guard
NYU989 - Snow Trooper
PTR345 - Stromtrooper
HHY382 - The Emperor
HDY739 - TIE Fighter
NNZ316 - TIE Fighter Pilot
QYA828 - TIE Interceptor
UGN694 - Ugnaught