Robert Pattenson openly stated he hated the Twilight franchise. And hated his role in it. And there's a reason Kristen Steward only had one facial expression. She was bored. Actors are allowed to not like something they're a part of. Then why do it? Well...that $500,000,000 mansion ain't gonna pay for itself.

Actors don't have to love their acting roles...
It's a job not a pony ride

He had several interviews prior to the release of "The Wolverine" where he talked about how much he liked Logan's character...