When friends become bullies

By Emanuella Grinberg, CNN

Updated 1913 GMT (0313 HKT) October 29, 2013

Just as bullying has shifted over the years, Hollywood has shifted how bullies are portrayed in film and TV. Take a look back at some of pop culture's best-known bullies.<br /><br />Rachel McAdams, left, plays Regina George, the meanest of the "Mean Girls," in the 2004 film, and she's particularly cruel and controlling toward her friends.
Photos: Bullies in popular culture
Just as bullying has shifted over the years, Hollywood has shifted how bullies are portrayed in film and TV. Take a look back at some of pop culture's best-known bullies.

Rachel McAdams, left, plays Regina George, the meanest of the "Mean Girls," in the 2004 film, and she's particularly cruel and controlling toward her friends.
Hide Caption
1 of 20
Matt Dillon, second from left, is the head bully in charge of runt Chris Makepeace, right, who hires a very large classmate to take on his tormenter in the 1980 film "My Bodyguard."
Photos: Bullies in popular culture
Matt Dillon, second from left, is the head bully in charge of runt Chris Makepeace, right, who hires a very large classmate to take on his tormenter in the 1980 film "My Bodyguard."
Hide Caption
2 of 20
In the classic tale of a bullied kid who fights back, "The Karate Kid," Ralph Macchio, right, is confronted by Johnny Lawrence (William Zabka), a member of the fearsome Cobra Kai dojo.
Photos: Bullies in popular culture
In the classic tale of a bullied kid who fights back, "The Karate Kid," Ralph Macchio, right, is confronted by Johnny Lawrence (William Zabka), a member of the fearsome Cobra Kai dojo.
Hide Caption
3 of 20
Jason Isaacs, left, as Lucius Malfoy and Tom Felton as the mean and creepy Draco Malfoy in "Harry Potter and the Deathly Hallows -- Part 1."
Photos: Bullies in popular culture
Jason Isaacs, left, as Lucius Malfoy and Tom Felton as the mean and creepy Draco Malfoy in "Harry Potter and the Deathly Hallows -- Part 1."
Hide Caption
4 of 20
Rainn Wilson, left, as Dwight Schrute and David Koechner as the crude, rude office jokester Todd Packer in "The Office."
Photos: Bullies in popular culture
Rainn Wilson, left, as Dwight Schrute and David Koechner as the crude, rude office jokester Todd Packer in "The Office."
Hide Caption
5 of 20
Roy Stalin (Aaron Dozier, seated center) is the captain of the high school ski team who terrorizes John Cusack's character, Lane Myer, right, in "Better Off Dead."
Photos: Bullies in popular culture
Roy Stalin (Aaron Dozier, seated center) is the captain of the high school ski team who terrorizes John Cusack's character, Lane Myer, right, in "Better Off Dead."
Hide Caption
6 of 20