Meet Bobby Holland Hanton. He's a stuntman, and has found fame being the stunt double for Chris Hemsworth. He's been with Chris for a while now on a few movies. Check it out:

Here he is on the Huntsman.

Here's another one:

He's already reprised his role in many of Chris's films.

Thor as well:

Bobby had to train and eat as much as Chris to get his body - 35 meals a day to get near his size.

Check it out:

He's going to be in Thor's third film, Thor: Ragnarok.

And he's done more work for other superheroes too: