The CW show Supernatural has been on the air for 10 years and is showing no signs of slowing down! But hey, we're not complaining – after all, a bunch of your favorite celebrities actually nabbed roles on the show before you even knew who they were. It's safe to assume that the series is a good stepping stone for aspiring actors.
Click through the gallery to see 10 stars who were on the show before they were famous, then let us know who you're the most shocked to see in the comments below. Do you like the show? Or do you think it's too scary?
Way before Ramona and Beezus and A.N.T. Farm, Sierra Mccormick was in two episodes of Supernatural! She played a young girl whose body was possessed by a demon.