I guess you probably already know he is starring in Indiana Jones and the Kingdom of the Crystal Skull.
Harrison Ford is "turning over the reins" to Shia LaBeouf for the fifth movie. It is in development, but no release date has been announced as of December 2010.
Harrison Ford has always starred as Indiana Jones, but the rest of the cast changes with each film.
Harrison Ford
Henry Jones Junior, A.K.A. Indiana Jones, the main character.
Tom Selleck was to portray Indiana Jones for Raiders of the Lost Ark, but had to back out due to his commitments with Magnum, P.I.. They then went with Harrison Ford.
Harrison Ford played Indiana Jones.
Harrison Ford
Harrison Ford played Indiana Jones in all four movies.
Indiana Jones and the Temple of Doom
If you mean the actor, then Harrison Ford.
Harrison Ford as always.
Harrison Ford.Harrison Ford.