Troubled productions, behind-the-scenes feuds, fights on set? All part of Hollywood. But these actors hated each so much, they refused to even shoot scenes together. Some names on our list might come as no surprise - Wesley Snipes, Lindsay Lohan, Charlie Sheen, Alyssa Milano, and Shannen Doherty among them. But Emma Watson, Julianna Margulies, and the Rock? Can’t we all just get along?! Which actor do YOU think would be the worst to work with? Let us know in the comments!