Ian McKellen and Patrick Stewart had no idea how to play chess when they appeared in X-Men 2.
54
In their early careers, Sylvester Stallone and Jackie Chan both took part in porn.
11
When playing an American character, Christian Bale will give all his press interviews in an American accent in order to not confuse the audience.
5
Heath Ledger locked himself in a hotel room for a month to prepare for his iconic role as the Joker in The Dark Knight
1
Heath Ledger asked Christian Bale to actually beat him for the interrogation scene in the Dark Knight.
7
The Rock accidentally knocked out Michael Clarke Duncan while filming a fight scene for The Scorpion King and had a custom Rolex made as an apology gift, but liked the watch so much that he kept it for himself.
6