"We're talking it through. I still am very ambitious for the character. And tonally I feel like we corrected the ship with the last one (film). But I feel we can still go further, in a way... I'm excited to see what we can come up with, but I haven't signed on. I'm genuinely at that point where unless it's better than the last one, I'm not going to do it." Hugh Jackman isn't sure he has another Wolverine movie in him.