Johnny Depp is playing the Scott Lobdell Havok... Justin Bieber is playing the Peter David Havok of "X-factor"...

… finally.. Daniel Day Lewis is playing the Havok who approves of Mystique (Holly Madison) being handcuffed because she's the leader of "Freedom Force"... in the Uncanny X-Men.. "Fall of the Mutants" saga...

Hanno Jason Leigh is playing the very young Havok of "Classic X-Men"...