Here's a list of Star Wars characters from the six films that could be made in 6 inch figures:
01. Yoda (Jedi Master) - TESB
02. Han Solo (Imperial Captive/Pre-Carbonite Chamber) - TESB
03. Emperor Palpatine - ROTJ
04. Clone Trooper (501st Legion) (Phase II Armor) - ROTS
05. Jango Fett (Bounty Hunter) - AOTC
06. Count Dooku - AOTC
07. Anakin Skywalker (Jedi Spirit) (Interchangeable Heads: Hayden Christensen/Sebastian Shaw) - ROTJ
08. Ben (Obi-Wan) Kenobi (Jedi Knight) - ANH
09. Princess Leia Organa (Bespin Escape Outfit) - TESB
10. Saelt-Marae (Yak Face) - ROTJ