1.
Taylor Momsen as Cindy Lou Who in How the Grinch Stole Christmas:
Universal, taylormomsen / Via instagram.com
Fun fact: Momsen is now in an American rock band called The Pretty Reckless.
2.
Eric Lloyd as Charlie in The Santa Clause:
3.
David Krumholtz as Bernard in The Santa Clause:
Disney, Nicholas Hunt / Getty Images
Fun fact: Krumholtz has been in several TV shows since The Santa Clause including Numb3rs, The Deuce, and The Good Wife.
4.
Daniel Tay as Michael in Elf:
New Line Cinema, Kevin Kane
Fun fact: The football jersey Michael wears is that of Wayne Chrebet, former wide receiver for the New York Jets.
5.
Peter Billingsley as Ralphie in A Christmas Story:
MGM, Jamie Mccarthy / Getty Images
Fun fact: Peter made a cameo in Elf as Ming Ming, the head elf at the North Pole.
6.
Thomas Brodie-Sangster as Sam in Love Actually:
Universal Pictures, Tim P. Whitby / Getty Images
Fun fact: Brodie-Sangster and his crush in the movie Olivia Olson reunited as love interests when Brodie-Sangster voiced Ferb in Phineas and Ferb, and Olson voiced his love interest, Vanessa Doofenschmirtz.
7.
Olivia Olson as Joanna in Love Actually:
Universal Pictures, Jerod Harris / Getty Images
Fun fact: Olivia Olson’s version of “All I Want For Christmas Is You” was so flawless that sound editors cut in breaths so it didn’t sound manufactured.
8.
Macaulay Culkin as Kevin McCallister in Home Alone:
Warner Bros., Emma Mcintyre / Getty Images
9.
Johnny Galecki as Rusty in National Lampoon’s Christmas Vacation:
Warner Bros., Frazer Harrison / Getty Images
Fun fact: Only two Christmas movies came out in 1989 and Johnny Galecki was in both of them (Prancer and Christmas Vacation).
10.
Juliette Lewis as Audrey in National Lampoon’s Christmas Vacation:
Warner Bros., Neilson Barnard / Getty Images
Fun fact: Juliette Lewis reunited with her Christmas Vacation parents for a series of Old Navy commercials in 2012.
11.
Ellen Latzen as Ruby Sue in National Lampoon’s Christmas Vacation:
12.
Miffy Englefield as Sophie in The Holiday:
13.
Karolyn Grimes as Zuzu Bailey in It’s A Wonderful Life:
Liberty Films, Astrid Stawiarz / Getty Images
14.
Jimmy Hawkins as Tommy Bailey in It’s A Wonderful Life:
15.
Carol Coombs as Janie Bailey in It’s A Wonderful Life:
Liberty Films
16.
Mara Wilson as Susan Walker in Miracle on 34th Street:
Twentieth Century Fox, Jason Kempin
Fun fact: Wilson is a writer now.
17.
And Brett Kelly as Thurman Merman in Bad Santa:
Columbia Pictures, Jamie Mccarthy / Getty Images
Fun fact: Brett Kelly beat out Angus T. Jones (who played Jake on Two and a Half Men) for the role of Thurman Merman.