Original Kids Theatre Company
Central Elgin Collegiate Institute
Was nominated for her first Oscar for her role as an investigative journalist in "Spotlight"
Starred in Wim Wenders' "Every Thing Will Be Fine."
Co-starred opposite Bradley Cooper and Emma Stone in Cameron Crowe's "Aloha."
Co-starred in the second season of HBO's acclaimed "True Detective."
Co-starred opposite Philip Seymour Hoffman in Anton Corbijn's espionage thriller "A Most Wanted Man."
Appeared in "To the Wonder" by Terrence Malick
Starred in the Richard Curtis romance "About Time"
Co-starred with Channing Tatum in romantic drama "The Vow"
Directed by Woody Allen in "Midnight in Paris"; again co-starred with Owen Wilson
Reprised role opposite Robert Downey, Jr. and Jude Law in Ritchie's "Sherlock Holmes: A Game of Shadows"
Played a morning show producer in the comedy "Morning Glory"
Played the role of Irene Adler alongside Robert Downey, Jr. and Jude Law in Guy Ritchie's "Sherlock Holmes"
Played junior political reporter in the political thriller "State of Play"
Co-starred with Eric Bana in the film adaptation of "The Time Traveler's Wife"
Played an Iraq War veteran in Neil Burger's "The Lucky Ones" opposite Tim Robbins and Michael Peña
Cast as the youngest member of the titular family in "The Family Stone"
Played Owen Wilson's love interest in the comedy "The Wedding Crashers"
Co-starred with Cillian Murphy in the suspense thriller "Red Eye"
Co-starred with Ryan Gosling in Nick Cassavetes' film adaptation of the Nicholas Sparks novel "The Notebook"
Cast as Regina George, the high school "queen-bee" in the Tina Fey scripted comedy "Mean Girls"
Cast in the six-part Canadian series "Slings and Arrows" (The Movie Network)
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
Professional acting debut on the Disney Channel series "The Famous Jett Jackson"
Cast in the lead role for the MTV series "Shotgun Love Dolls" (pilot never aired)
McAdams' age came into question following a series of differing opinions about the year she was born. Some sources listed her birth year as 1976, while her representatives stated that her birth year was 1978.
An outspoken environmentalist, McAdams co-founded the lifestyle blog Green Is Sexy in 2007.