Sean William Scott
Source: Digital Spy
American Pie (1999)
After playing the cocky, womanizing, jerk Stifler, Sean William Scott was forever typecast as that character. All the films he was in, he had that sleazy party boy role.
“I had so much fun and loved the character, [but] I don’t want to be known as that character forever,” he said, adding, “Now I’m realizing that I probably will be referred to as that character forever.”