When you're worth millions of dollars and a successful movie star, do you really think the producers would risk your life by letting you jump out of a plane or cascade down the side of a sky scraper to appease box office figures?
Whilst yes, many actors do in fact perform their own stunts, sometimes it's simply easier and safer to employ an experienced look-a-like to ensure nobody gets hurt.
Here are some images of celebrities hanging out with their bad-ass stunt doubles on-set:
1. Uma Thurmann
There's no way in hell Uma could have achieved moves like this without stuntwoman Zoe Bell:
2. Andrew Garfield
3. Taylor Lautner
4. Megan Fox
5. Amy Poehler & Will Arnett
6. Lynda Carter
7. Brad Pitt
8. Harrison Ford
9. Chris Hemsworth
Which stunt double looks the most like the actor?