Ewan Mcgregor (Obi Wan Kenobi) - Star Wars Episode I, II and III
Hayden Christian (Anakin Skywalker) - Star Wars Episode II and III
Natile Portman (Padme Amidalla)- Star Wars Episode I, II and III
Ian Mcdiarmid (Chancellor Palpatine)- Star Wars Episode I, II, III, V and VI
Liam Nesson (Qui Gon Jinn)- Star Wars Episode I, and Batman Begins.
Christopher Lee (Count Dooku)- Star Wars Episode II, III, and James Bond The Man With The Golden Gun.
Samuel L. Jackson (Mace Windu)- Star Wars Episode I, II, and III.
Jake Lloyd (Young Anakin Skywalker)- Star Wars Episode I
and
Frank Oz (Yoda) - Star Wars Episode I, II, III, V, and VI.