Both passed the buck on another Indiana Jones movie. Spielberg said Lucas is the boss and that Indy's future lies with him.

"I'm happy to direct for George," he said. "If George decides to make another one, I'll be happy to shoot it."

Lucas countered that he didn't hold the power, saying that Lucasfilm President Kathleen Kennedy will make the call.

"I'm just a lowly writer. I mean, I won't even be a writer—I'm just the guy that comes up with the story," he said. "And I've been working on a story. You know the issue is that now it's owned by Disney and Paramount, and I don't know how they're going to work that out."