In the real world, romances that happen in the workplace are usually frowned upon. But in Tinseltown, falling in love with your fellow actor, especially when you play lovers on screen is not a rare occurrence. When you're cast in a project and have a natural chemistry with your partner, it could be quite easy for you to fall for each other.
So which celebrity cast mates caught the love bug on set? Whether their relationships lasted or not, here are 21 couples who fell in love behind the big screen!