Unlockables - Complete each achievement to get the allotted gamerscore.

100% (100) Complete the game to 100%
A New Hope (20) Finish Episode IV in story mode.
Arcade Master (20) Get 100 points in Arcade Mode
Attack of the Clones (20) Finish Episode II in story mode.

Bar Room Brawl (20) Start a Cantina Fight with 50 casualties.

Cash In (20) Sell your landspeeder to the Jawas.
Cloud Cover (20) Finish Cloud City still wearing a Helmet.
Collector (60) Unlock all characters.
Crowd Pleaser (20) Break Jar Jar 20 times.

Did I Break your Concentration? (10) Revenge: Destroy The
Emperor with Mace Windu.
Disco King (20) Set off all three Discos.
Dodger (20) Perform 200 blaster character dodges.
Droid Slayer (20) Destory 300 droids.

Fighter Ace (20) Destroy 50 TIE fighters.
Fire in the hole! (20) Destroy 10 characters with one thermal detonator.
Follower of Fashion (20) Wear Every Hat.

Going for gold (60) Collect all available Gold Bricks.
Gopher (20) Max out the stud counter.

Hands Off! (10) Revenge: Destroy Anakin with Dooku.
Harmless? (20) Disable 5 Droidikas with R2D2.

LEGO build-master (20) Make 100 Build-its throughout the game.
Let the Wookiee win (20) Pull 25 arms off other characters.
Lightsaber defender (20) Perform 200 perfect lightsaber deflections.
Lightsaber master (20) Perform 20 unblockable combo attacks.
Love is... (10) Crossover: Destroy Jango Fett with Boba Fett.

Mini Mayhem (60) Collect all mini-kits.

Nobody Expects... (10) Revenge: Destroy The Emperor with Kit Fisto.

Online Player (20) Play through an entire level online

Return of the Jedi (20) Finish Episode VI in story mode.
Revenge of the Sith (20) Finish Episode III in story mode

Secret Master (60) Collect all available red bricks.
Shoot First (20) Shoot First
Slam Dunk (20) Destroy 5 people with one attack (Jedi super slam).
Stormtrooper Slayer (20) Destroy 300 stormtroopers.
Strike me down (10) Revenge: Destroy Darth Vader with Obi-Wan.

The Empire Strikes Back (20) Finish Episode V in story mode.
The Phantom Menace (20) Finish Episode I in story mode.

Undecided. (10) Crossover: Destroy Anakin with Vader.
Unfaithful (10) Crossover: Destroy The Emperor with Darth Maul.
Use the Force Luke (20) Death Star Trench Run without Firing.

Who needs Obi-Wan? (10) Revenge: Destroy Darth Maul with Qui-Gon.

Yee Haw (20) Ride all mounts types & ride-ons.

Unlockables - Enter these codes in the cantina at the "codes" menu at the bar.

Password Effect

HHY697 Boss Nass
QRN714 Captain Tarpals
BRJ437 Disguise
AAB123 Droid Tri-Fighter
PMN576 General Grievous
HUT845 Imperial Shuttle
CLZ738 Jedi grapple move
EVILR2 Recolored r2d2
INT729 Tie Interceptor
NBN431 Unlock Stormtrooper
GIJ989 Unlocks IG88
KLJ897 Unlocks Jango Fett
BDC866 Unlocks the Vulture Droid

Unlockables:-

Indiana Jones - Go into the "Bonus" doorway in the Cantina, then go through the door marked "Trailers" and watch the trailer for "Lego Indiana Jones". You can then buy him for $50,000.

Indiana Jones Watch the Lego Indiana Jones game trailer in the bonus room in the Cantina, then buy him for $50,000.