How They Make Babies Cry In Movies
Babies and young kids are cast in movies just like adult actors, but there are special rules in place about how long they can be on set, which maxes out at 4 hours. Directors have figured out ways to improve the efficiency of using child actors, such as using twins—the Olsen twins are perhaps the most famous example—which allows for 8 hours of total work time (4 per child).
How do they make babies cry on demand? Check out the video below from Insider.