Actress who played the resourceful and witty pregnant teen in Juno in 2007 and a played a dream architect in the 2010 feature Inception. She also starred in the 2005 thriller Hard Candy and she portrays the character Shadowcat in X-Men: The Last Stand and X-Men: Days of Future Past. In 2019, she began starring in Netflix's The Umbrella Academy.
She began acting in school plays at the age of four. In 2001, at the age of 14, she began appearing as the character Treena Lahey on the Canadian mockumentary series Trailer Park Boys.
She co-starred with Michael Cera in Juno. The two actors sang a cover of the Moldy Peaches song "Anyone Else but You" in the film.