Have you ever watched a movie and thought that this actor or that actress looked familiar but couldn’t know who it was? Almost everyone has been there at least once. Some actors and actresses undergo major changes to get in character and bring their characters or roles to life. Here are 5 insane celebrity transformations for show and movie roles!

Chris Hemsworth – Thor:
Seeing how Chris started with gaining a lot of muscles for Thor, then go for a makeup transformation to go through his fat Thor phase, and ended up with an even bulkier body for the last Thor movie, we know it was a whole journey.

Jennifer Lawrence – X-men:
Mystique is a lot of work. The full-on blue look used to take J-Law 8 hours to get into. They used to paint her from head to toes with blue paint, and it was an exhaustingly long process. They later changed the process and decided to make Jennifer wear a blue body suit and then paint the remaining parts of her body.

Jamie Campbell Bower – Stranger Things:
The most recent insane transformation was Jamie’s for Lord Vecna. We saw the video of Jamie getting transformed to ace his role as the Whispered One, and it was a whole operation. Though Jamie’s been through many transformations for previous roles, we know that nothing tops Vecna.

Jared Leto – Chapter 27:
Jared is known to be an actor who does a lot of transformations for his roles. In Chapter 27, he had to gain a lot of weight to represent the killer’s physical state which he believed to be important for the character portrayal. He also became a different person for Dallas Buyers Club, Suicide Squad, House of Gucci, and many more roles!

Lily James – Pam & Tommy:
For the drama miniseries, Lily James took 4 hours to spiritually and physically get in the spirit of Pam. Lily thought it was very freeing to look in the mirror and find a completely different person. She even took vocal exercises lessons to be able to do Pamela Anderson justice.

Tell us what other celebrity transformations for roles blew your mind!