Gretel KilleenActingBorn 03/02/1963Turramurra, Sydney, AustraliaKnown ForThe Traitors2022The Masked Singer Australia2019Starting From Now2014Everybody Clap! Everybody Sing!2011The Amazing Race Australia2011Talkin' 'Bout Your Generation2009Big Brother VIP2002Big Brother2001Rove1999Australian Story1996