Catherine O'Hara is a Canadian born actress and comedian. O'Hara began her career as a cast member of Toronto's The Second City. The improvisational troupe created its own TV show SCTV on which O'Hara created many memorable characters including Las Vegas singer Lola Heatherton. O'Hara did voice-over work for cartoons through the 70s and, in the 80s and 90s, appeared in such films Bettlejuice and Home Alone.

O'Hara is a regular in fellow Canadian Christopher Guest's improvisational films including For Your Consideration, Waiting for Guffman, Best in Show and A Mighty Wind.

O'Hara was inducted into Canada's Walk of Fame in 2007, and in 2008, it was announced that she would start in ABC comedy-drama Good Behavior.

O'Hara is a naturalized U.S. citizen. She is married to production designer Bo Welch and has two sons, Matthew and Luke. She has a condition called Dextrocardia Situs Inversus, which refers to the heart being situated on the right side of the body. Her sister is singer-songwriter Mary Margaret O'Hara.

• Note: The majority of the links in this timeline are to IMDb, which has pop-ups.

• 1954: Born on March 4

• 1976-82: Second City TV - IMDb Listing

• 1981-82: SCTV Network 90 - IMDb Listing

• 1983: SCTV Channel: IMDb Listing

• 1988: Beetle Juice - IMDb Listing | Rotten Tomatoes Reviews

• 1990: Betsy's Wedding - IMDb Listing | Rotten Tomatoes Reviews

• 1990: Home Alone - IMDb Listing | Rotten Tomatoes Reviews

• 1992: There Goes the Neighborhood - IMDb Listing | Rotten Tomatoes Reviews

• 1992: Home Alone 2: Lost in New York - IMDb Listing | Rotten Tomatoes Reviews

• 1993: The Nightmare Before Christmas - IMDb Listing | Rotten Tomatoes Reviews

• 1994: Wyatt Earp - IMDb Listing | Rotten Tomatoes Reviews

• 1994: A Simple Twist of Fate - IMDb Listing | Rotten Tomatoes Reviews

• 1995: Tall Tale - IMDb Listing | Rotten Tomatoes Reviews

• 1996: Waiting for Guffman - IMDb Listing | Rotten Tomatoes Reviews

• 1998: Home Fries - IMDb Listing | Rotten Tomatoes Reviews

• 1999: The Life Before This - IMDb Listing | Rotten Tomatoes Reviews

• 2000: Best in Show - IMDb Listing | Rotten Tomatoes Reviews

• 2001: Speaking of Sex - IMDb Listing | Rotten Tomatoes Reviews

• 2002: Orange County - IMDb Listing | Rotten Tomatoes Reviews

• 2003: A Mighty Wind - IMDb Listing | Rotten Tomatoes Reviews

• 2004: Surviving Christmas - IMDb Listing | Rotten Tomatoes Reviews

• 2004: Lemony Snicket's A Series of Unfortunate Events - IMDb Listing | Rotten Tomatoes Reviews

• 2005: Chicken Little - IMDb Listing | Rotten Tomatoes Reviews

• 2006: Over the Hedge - IMDb Listing | Rotten Tomatoes Reviews

• 2006: Monster House - IMDb Listing | Rotten Tomatoes Reviews

• 2006: Brother Bear 2 - IMDb | Rotten Tomatoes Reviews

• 2006: Penelope - IMDb Listing | Rotten Tomatoes Reviews

• 2006: For Your Consideration - IMDb Listing | Rotten Tomatoes Reviews

• 2008: The Best Restaurant in the World. Ever. - IMDb Listing

• 2008: Cat Tale - IMDb Listing

• 2008: Penelope - IMDb Listing | Rotten Tomatoes Reviews

• 2009: Where the Wild Things Are - IMDb Listing | Rotten Tomatoes Reviews Reviews