It’s always impressive and unnerving to see actors completely transform themselves. And with Looper coming out at the end of the month, lets take a look at some of Hollywood’s weirdest and best character transformations…

Rebecca Romijn in X-Men

John Leguizamo in Spawn

Charlize Theron in Monster

Ray Park in Star Wars

Christian Bale in The Mach

Brad Pitt in Benjamin Butt

Gwyneth Paltrow in Shallow

Jim Carrey in The Grinch

Matthew Fox in Alex Cross

Martin Lawrence in Big Mom

Tom Cruise in Tropic Thunder

Eric Bana in Star Trek

Tom Hardy in Dark Knight Rises

Andy Serkis in Lord of the Rings

Eddie Murphy in Norbit