Ed Helm's missing tooth in The Hangover wasnt' computer generated, it's real. An adult tooth never grew in so he has an implant.
In Star Wars- "Vader" is Dutch for Father
It was James Cameron who drew the portrait of Rose in Titanic. The drawing was auctioned for at least $16,000.
In early drafts, the time machine in Back to the Future was supposed to be a refrigerator.
John Travolta was considered for the part of Maverick in Top Gun, but his asking price was too high.
Robert De Niro turned down the role of Captain Jack Sparrow because he though Pirates of the Caribbean was going to bomb.
E.T.'s face was modeled after Albert Einstein, Carl Sandburg and a pug.