Zac Efron has trained hard and packed on some impressive muscle in recent years. But for his latest movie, The Iron Claw, the actor had to step things up again and "get into the shape of his life" to play real-life wrestler Kevin Von Erich.
The film details Von Erich's challenging ascent to the top of the professional wrestling world during the industry's '80s Golden Era, and while it tackles some profound dramatic themes, we couldn't help but notice Efron's transformed physique.
