Watching an older movie can sometimes turn into an unexpected game of “Wait… is that really them?” Long before they were headlining blockbuster franchises or winning Academy Awards, plenty of today’s biggest stars showed up in movies most people have completely forgotten about. Here are 15 actors who secretly appeared in movies you forgot about. ©RedditJack Black – Demolition Man (1993)Years before School of Rock, Jack Black briefly appeared as one of Edgar Friendly’s followers in this Sylvester Stallone action film. ©RedditElijah Wood – Back to the Future Part II (1989)One of Elijah Wood’s earliest movie appearances came as a child watching Marty play a futuristic arcade game.