Play as Darth Maul:
Successfully complete the game with Qui-Gon Jinn. Then, highlight Qui-Gon Jinn and press Select at the character selection screen. His picture will replace Qui-Gon Jinn. Note: The version of Darth Maul you will play as is the one you fight on level 5, Tatooine.

Play as Queen Amidala:
Successfully complete the game with Obi-wan Kenobi. Then, highlight Obi-Wan Kenobi and press Select at the character selection screen. Her picture will replace Obi-Wan Kenobi. She fights with her fists and a laser gun.

Final Battle level:
Use the following steps to pass the multi-colored force field room. There are twelve sections in the force field room. Number each section from 1 to 12: [1][2][3][4] Exit 5 [5 ][6][7][8] Entrance 8 [9][10][11][12] The path to walk through the rooms when the force field is
Red: Entrance-(8)-7-6-2-3- Orange: (4)-8-12-11- Yellow: (7)-11-12-8- Green: (4)-8-12-11-7-6-10- Blue: (9)-10-11-12-8-7-3- Purple: (4)-3-7-11-10-9-5-Exit
If done correctly, the force shields will change to the next color when a room marked in brackets is entered.

Hint: Unlocking Bonus levels and getting the Ultimate Saber:
To unlock levels 11 and 12, three of your characters must be level 10 with 100 skill each. When you play through with a fourth character, the two levels will be unlocked by the time you have raised that character's level to ten and skill to 100. To unlock level 14, collect certain items/power ups during the course of the game. The exact one(s) which unlock the level is unknown, so collect everything.

Hint: Level 11: Droidekas:
Play as a Destroyer Droid and fight Naboo pilots and three Jedi. Note: There is no prize. This is also unlocked by successfully completing the game with Plo Koon.

Hint: Level 12: Kaadu Race:
Ride a Kaadu in a race. The player that presses two buttons the fastest wins. Note: There is no prize. This is also unlocked by successfully completing the game with Adi Gallia.

Hint: Level 14: Survival Challenge:
Successfully complete the game with your first character and collect as many items as possible. This is also unlocked by successfully completing the game with Mace Windo. The prize is the Ultimate Saber. The Ultimate Saber enables one hit kills on all enemy characters excluding Bosses. You can turn it on or off in menu that appears when game play is paused. Note: You only need to get it once, with one of the characters for all characters in that mode (one or two player) to be able to use it.