Harrison Ford has made no secret of the fact that he likes playing the character as much as fans like watching him do it. He’s also made it clear that he actually likes playing Indiana Jones more than he does Han, so he’s willing to do a fourth Star Wars (and more), then surely a fifth Indiana Jones movie isn’t too far off? Below is a direct quote.
Oh, yeah. Yeah, I’d love to do another Indiana Jones. A character that has a history and a potential, kind of a rollicking good movie ride for the audience, Steven Spielberg as a director — what’s not to like? (Entertainment Weekly)