Appeared as a 1950s housewife troubled by secrets in "The Hours."
Appeared in John Singleton's remake of "Shaft."
Co-starred with Robin Williams in an adaptation of Armistead Maupin's novel "The Night Listener."
Delivered strong supporting turn in the Australian film "The Boys."
Played an aid worker in "Tsunami: The Aftermath," a two-part HBO/BBC joint production that dramatized events following the 2004 tsunami in Asia, and received Golden Globe and Emmy nominations for Best Supporting Actress in a Mini-Series.
Appeared in the Australian TV series "A Country Practice".
Co-starred as Beth, a woman facing the end of her marriage, in the HBO adaptation of the Pulitzer-winning play "Dinner With Friends."
Co-starred in Alan Ball's directorial debut "Towelhead."
Co-starred with Cameron Diaz in drama feature "In Her Shoes," based on the book of the same name by Jennifer Weiner.
Co-starred with Ben Affleck and Samuel L. Jackson in "Changing Lanes."
Co-starred with Nia Vardalos in the comedy "Connie and Carla"; written by Nia Vardalos and directed by Michael Lembeck.
Made her feature acting debut in "Spotswood/The Efficiency Expert."
Starred as a geologist in "Japanese Story."
Co-starred with Gwyneth Paltrow in the Jane Austin adaptation "Emma," directed by Douglas McGrath.
Essayed the lead role of Diana Spencer in Australian film "Diana and Me."
Co-starred with Colin Farrell in a remake of 1985 horror "Fright Night.'
Was cast in the biographical drama "Hitchcock," starring Anthony Hopkins.
Co-starred with Greg Kinnear and Steve Carell in hit comedy "Little Miss Sunshine," receiving a Golden Globe nomination for Best Actress in a Comedy or Musical.
Won critical praise for her performance in the glam-rock themed indie feature "Velvet Goldmine."
Earned an Oscar nomination for her co-starring role as the mother of a psychic child in "The Sixth Sense."
Made her Broadway debut in "The Wild Party," a musical by Michael John LaChiusa and George C. Wolfe, and received Tony nomination for her performance.
Played a wife and mother with Dissociative Identity Disorder on the Showtime series "United States of Tara," created by writer Diablo Cody. Collette earned SAG and Emmy Award nominations for Outstanding Lead Actress in a Comedy Series for her performance.
Played a struggling single mother opposite Hugh Grant in the comedy "About a Boy," earing a BAFTA nomination for Best Actress in a Supporting Role.
Released debut album as a musician <i>Beautiful Awkward Pictures</i>, recorded with her band The Finish.
Won international accolades for her performance as the title character in the Australian comedy "Muriel's Wedding, a role she gained 40 pounds to play.
Starred with Dylan McDermott on the series "Hostages."
Provided the voice of Lady Cynthia Portley-Rind in the animated feature "The Boxtrolls."
Teamed with Adam Scott and David Koechner in the horror comedy film "Krampus."