Ronald Reagan was originally announced as the lead for Casablanca. The proclamation turned out to simply be a ruse to keep the actor’s name in the press.
Quentin Tarantino wants to stop making movies after his 10th film. The Hateful Eight was his 8th film.
In the movie Dredd, they slowed down a Justin Bieber song by 800 times to create the "slow motion" noise.
During the filming of the movie Titanic, an angry crew member put PCP in James Cameron’s soup, sending him and 50 others to the hospital.