If someone were to mention Zac Efron's name, the first thing to pop into your head would likely be that cheerful, singing chap from the High School Musical films.

You know, this guy:

Or maybe you'd think of him from his slightly more recent Baywatch days:

Either way, the creepy image of an infamous serial killer would probably be the last thing to come to mind.

For his next filming project, though, Efron is moving into brand new territory:

That picture was taken on the set of Extremely Wicked, Shockingly Evil and Vile — an upcoming biography in which Efron will be playing serial killer Ted Bundy.

If that first picture is anything to go by, it looks the stereotype of smiley jock Zac Efron might not be around for too much longer.