When any kid gets a part in the Harry Potter movies, it's a pretty amazing achievement.
But when Jamie Waylett got the part of Vincent Crabbe, it was extra special, The Leaky Cauldron found out.
The 14-year-old actor is actually lucky to be alive.
When Jamie was nine-years-old he was hit by a car.
Doctors told his devastated parents that he had almost no chance of surviving, and if he did, he'd be brain-damaged.