Seann William Scott, who played Stifler in the American Pie films, was extremely shy and nervous around women and did not have a girlfriend until he was 30 years old.
Robert De Niro was so dedicated, to prepare for his roles…
Robert De Niro was so dedicated, to prepare for his roles, he actually gained 60 lbs for Raging Bull, lived in Sicily Italy for The Godfather Part II, ground his teeth for Cape Fear, became a cab driver for Taxi Driver, and learned to play the saxophone for New York, New York.