Professional acting debut in the Disney series "The Famous Jett Jackson"

Cast in the lead role for the MTV series, "Shotgun Love Dolls" (pilot was never aired)

Made feature debut in the Italian film "My Name Is Tanino"

Starred as Patsy in the Canadian film "Perfect Pie"; earned a Genie Award nomination for Best Supporting Actress

Cast in the titular role in the film "The Hot Chick" alongside Rob Schneider

Starred in the six-part Canadian series, "Slings and Arrows"

Cast as Regina George, the 'queen-bee' in the Tina Fey scripted, "Mean Girls"

Co-starred with Ryan Gosling in Nick Cassavetes' film adaptation of the Nicholas Sparks novel "The Notebook"

Played Owen Wilson's love interest in the comedy "The Wedding Crashers"

Co-starred with Cillian Murphy in the suspense thriller, "Red Eye"

Cast as the youngest member of the Stone family in "The Family Stone"

Played an Iraq War veteran in Neil Burger's "The Lucky Ones," opposite Tim Robbins and Michael Peña

Played junior political reporter in the political thriller, "State of Play"

Will play the role of Irene Adler alongside Robert Downey Jr. and Jude Law in Guy Ritchie's "Sherlock Holmes" (lensed 2008)

Co-starred with Eric Bana in the film adaptation of "The Time Traveler's Wife"