Name	Known for
Luke Jacobz Self - Host Self - Host See fewer	McLeod's Daughters (2001)
Guy Sebastian Self - Judge Self - Judge See fewer	Australian Idol (2003)
Ronan Keating Self - Judge Self - Judge See fewer	Notting Hill (1999)
Natalie Bassingthwaighte Self - Judge Self - Judge See fewer	Neighbours (1985)
Mel B Self - Judge Self - Judge See fewer	Spice World (1997)
Liam Ahern Self - Auditionee Self - Auditionee See fewer	Snack vs. Chef (2022)
Gina Beard Self - Auditionee Self - Auditionee See fewer	The X Factor (2005)
Tyla Bertolli Self - Auditionee Self - Auditionee See fewer	The X Factor (2005)
Paul Browne Self - Auditionee Self - Auditionee See fewer	The X Factor (2005)
Mitchell Callaway Self - Auditionee Self - Auditionee See fewer	The X Factor (2005)
Up Front Themselves - Auditionee Themselves - Auditionee See fewer	The X Factor (2005)
Nicole Fury Self - Auditionee Self - Auditionee See fewer	The X Factor (2005)
Emmanuel Kelly Self - Auditionee Self - Auditionee See fewer	FIFA Club World Cup USA 2025 (2025)
Cameron Koch Self - Auditionee Self - Auditionee See fewer	Karen or Bust (2018)
Vincent Lamaro Self - Auditionee Self - Auditionee See fewer	The X Factor (2005)
Will Lewis Self - Auditionee Self - Auditionee See fewer	The X Factor (2005)
Darren Marshall Self - Auditionee Self - Auditionee See fewer	The X Factor (2005)
Reece Mastin Self - Auditionee Self - Auditionee See fewer	Reece Mastin: UFO (2025)
Leiko Myers Self - Auditionee Self - Auditionee See fewer	The X Factor (2005)
Malachy O'Connor Self - Auditionee Self - Auditionee See fewer	The X Factor (2005)
Christina Parie Self - Auditionee Self - Auditionee See fewer	The X Factor (2005)
Marc Petzke Self - Auditionee Self - Auditionee See fewer	The Power of Beauty (2019)
Sarah Skrzypczynski Self - Auditionee Self - Auditionee See fewer	The X Factor (2005)
Young Men Society Themselves - Auditionee Themselves - Auditionee See fewer	The X Factor (2005)
Audrey Twins Self - Audrey Twins (as Audrey Twins Up Front) Self - Audrey Twins (as Audrey Twins Up Front) See fewer	The X Factor (2005)
Andrew Wishart Self - Auditionee Self - Auditionee See fewer	The X Factor (2005)
Peter Wood Self - Auditionee Self - Auditionee See fewer	Gay and Loathing in BrisVegas (2019)