In Free Play mode, you can choose the Characters that you take into the stage. You will always get a selection of Characters that can be used to collect all the Mini-Kits in the stage. There are various types of Characters in the game, which are as follows:
- Astromech - Astromech Droids are the most useful type of Droid. They can access Astromech panels, but can also Hover and use a stun blaster to stun enemies. Astromech characters include: R2-D2, R4-P17.
- Blaster - Blaster characters use various blasters to fight their enemies. Unlike Jedi, they can fight enemies from a long distance. They also have the ability to use Grapple Points scattered throughout the stages. Blaster characters include: Padmé, Captain Panaka, Chewbacca etc.
- Droid - These guys are useless. They rarely have anything going for them and are there purely to have the Character in the game. Droid characters include: Gonk Droid, PK Droid, the Battle Droids etc.
- High-Jumper - High-Jumper characters have the ability to jump higher than other characters. Allowing them to access places others can't reach. High-Jumpers include: Jar Jar Binks, General Grievous etc.
- Hover - Hover characters hover instead of Jump, allowing them to cross long distances using their Hover ability. Hover characters include: The Astromech Droids, Jango Fett.
- Jedi - These guys are the bringers of Peace and Justice in the Galaxy. Their weapon is a Lightsaber, which is used to fight enemies close up. They can also Double-Jump and use the force on various objects. Jedi characters include: Qui-Gon Jinn, Obi-Wan Kenobi, Anakin Skywalker (Padawan and Jedi), Yoda etc.
- Protocol - Protocol Droids are very similar to droids, with the added ability to use Protocol Panels. That's it. Protocol characters include: TC-14, C-3PO.
- Shortie - Shortie characters are generally younger characters, who have the ability to access Shortie passages. Aside from this, they don't have much going for them. Shortie characters include: Anakin Skywalker (Boy), Boba Fett.
- Sith - Sith are the opposite of Jedi. They are basically the same with one exception, they have the ability to use Sith Force on Red and Black objects. Aside from this they are the same as Jedi. Sith characters include: Darth Maul, Count Dooku, Anakin Skywalker (Darth Vader) etc.
- Walker - Walker's are the non-droid equivalent of Droids. In short, they're useless. Walker characters include: Chancellor Palpatine.
Using these characters, all the Mini-Kit's in the game can be obtained. To note, all these Character types can be unlocked through Story Mode, to get a Sith character. Play the Bonus Level, you get one for free.