In Lego Star Wars: The Complete Saga for the Playstation 3, Nintendo Wii or Xbox 360, you can unlock and play as Indiana Jones.
To unlock him, use the door to the right of Episode VI to enter the Bonus Room. Enter the Trailers door (first on the left), and watch the trailer for Lego Indiana Jones: The Videogame. You can then buy Indiana Jones for 50,000 Studs.