Gretel Killeen
Gretel Killeen is an Australian television presenter, media personality, comedian and author. She is known for being the host of Big Brother Australia from its inception in 2001 until the 2007 season. Killeen hosted the 2009 TV Week Logie Awards. Most recently, she was announced as the new host of ''The Traitors Australia''
Career
Television
Midday
From 1989 to 1991, Killeen was a regular on Midday with Ray Martin on the Nine Network. She wrote and featured in the sketch A Town Like Dallas, a parody of the genre of soap opera.Coast to Coast
In 1990, Terry Willesee, John Mangos and Killeen hosted Coast to Coast for the Nine Network after the departure of Graham Kennedy from the program, but the program in the new format was short-lived.Big Brother
Killeen was host of Big Brother Australia, from its first season in 2001. She hosted each series up until its seventh season in 2007.On 28 October 2007, The Sunday Telegraph reported that, as a part of a revamp of the show, Killeen was being replaced as host by Kyle Sandilands and Jackie O from 2Day FM.
The Traitors
In late 2025, she was announced as the new host of The Traitors Australia, set to air in 2026. She replaces Rodger Corser.Other television roles
Killeen, along with Daniel MacPherson, co-hosted the Sydney New Year's Eve 2006–07 telecast and also the Australia Day eve celebrations on 25 January 2006. She was also the host of Ten's coverage of the Australia Day ceremony in 2007.In 2009 Killeen hosted the Logies and was lowered onto the stage in an angel costume.
She played nurse Angela Mercie in two episodes of the YouTube web series The Horizon in 2013.
In 2015, Killeen co-hosted ABC TV series How Not to Behave with Matt Okine.
In 2019, Killeen appeared as a contestant on the Australian version of The Masked Singer as the Octopus, and was voted off in the first episode.
Killeen is a regular guest on morning/talk-shows such as; Studio 10, Sunrise, Today Australia and Today Extra Australia and The Project. Killeen has also appeared on Beauty and the Beast, Midday, SlideShow, Good Morning Australia, Celebrity Name Game, Q&A, Good News Week, You Have Been Watching and Talkin' 'Bout Your Generation.
In 2025, she competed in The Amazing Race Australia: Celebrity Edition with her daughter Epiphany. They were eliminated after the twelfth leg, ultimately placing fifth.
Radio
Nova 100
In 2003, Killeen filled in on Nova 100's Hughesy, Kate & Dave whilst Kate Langbroek was on maternity leave.Literary works
As an author of a number of books,Fleur Trotter series
- My Life Is a Toilet,
- The 'My Life Is a Toilet' Instruction Book: How To Make the Most of Your Pathetic Existence,
- My Life Is a Wedgie,
- My Life Is a Boob Tube,
- My Life Is a Girdle,
The My Sister series
- My Sister's a Yoyo,
- My Sister's an Alien,
- My Sister's a Sea Slug,
- My Sister's a Burp,
- My Sister's a Full Stop,
- My Sister's a Nightmare,
Hot Buns & Ophelia series
- Hot Buns & Ophelia Get a Bloke,
- Hot Buns & Ophelia Get Shipwrecked,
The Very Naughty Mother series
- The Very Naughty Mother Goes Green,
- The Very Naughty Mother Runs Away,
- The Very Naughty Mother Goes Invisible,
- The Very Naughty Mother Is a Spy,