| Movie | 2004 | The X Factor Revealed: The Greatest Auditions Ever | Self | |
| Movie | 2023 | Eurovision: 30 Unforgettable Moments | Self | |
| Movie | 2019 | Justin Bieber: Rise of a Superstar | | |
| Movie | 2013 | One Direction: Ruling The World | Self | |
| Movie | 2011 | Westlife: For The Last Time | Self | |
| Movie | 2017 | The 90s the Most Shocking Celebrity Moments | Self (archive footage) | |
| Movie | 2015 | To Be Frank: Sinatra at 100 | Self | |
| Movie | 2016 | Louis Tomlinson: Riding High | Himself | |
| Movie | 2015 | 20 Moments That Rocked Talent Shows | Self - Talent Show Judge, Irish Popstars / Popstars: The Rivals | |
| Movie | 2019 | Greed | Self | |
| Movie | 2025 | BP Fallon: Rock'n'Roll Wizard | Self | |
| Movie | 2011 | One Direction: A Year in the Making | Self (archive footage) | |
| Movie | 2017 | Who Shot Simon Cowell? | Party Guest | |
| Movie | 2003 | Spin the Bottle | Louis Walsh | |
| Movie | 2024 | Boybands Forever | Self | |
| TV Show | 1988 | This Morning | Self | 1 |
| TV Show | 2005 | The Friday Night Project | Self | 1 |
| TV Show | 2002 | You're a Star | | 21 |
| TV Show | 2007 | Any Dream Will Do | | 1 |
| TV Show | 2008 | Lily Allen and Friends | Self - Guest | 1 |
| TV Show | 2002 | Popstars: The Rivals | Judge | 17 |
| TV Show | 2013 | Through the Keyhole | Self - Panelist | 2 |
| TV Show | 2007 | Katie & Peter: Unleashed | | 1 |
| TV Show | 2008 | Alan Carr's Celebrity Ding Dong | Self | 1 |
| TV Show | 2009 | The Justin Lee Collins Show | Self | 1 |
| TV Show | 2009 | Chris Moyles' Quiz Night | Self | 2 |
| TV Show | 1993 | GMTV | Self | 2 |
| TV Show | 2009 | Anonymous | | 1 |
| TV Show | 2001 | Popstars: Ireland | | 13 |
| TV Show | 2009 | Live from Studio Five | Self | 2 |
| TV Show | 2011 | OK! TV | | 1 |
| TV Show | 2010 | A Comedy Roast | | 1 |
| TV Show | 2010 | Jedward: Let Loose | | 1 |
| TV Show | 2017 | Harry Hill's Alien Fun Capsule | Self | 1 |
| TV Show | 2007 | The Graham Norton Show | Self | 3 |
| TV Show | 1978 | An Audience with... | Self | 2 |
| TV Show | 2022 | Piers Morgan Uncensored | Self | 2 |
| TV Show | 2002 | Top Gear | Self | 1 |
| TV Show | 1996 | Never Mind the Buzzcocks | Self | 1 |
| TV Show | 2004 | The X Factor | Self - Judge | 367 |
| TV Show | 2008 | Celebrity Juice | Self | 11 |
| TV Show | 1996 | Never Mind the Buzzcocks | Self - Panellist | 1 |
| TV Show | 2024 | Celebrity Big Brother: Late and Live | Self - Housemate | 17 |
| TV Show | 2024 | Celebrity Big Brother: Live Stream | Self - Housemate | 18 |
| TV Show | 2019 | The X Factor Celebrity | Self - Judge | 8 |
| TV Show | 2017 | All Round to Mrs. Brown's | Self | 1 |
| TV Show | 2005 | 8 Out of 10 Cats | Self | 4 |
| TV Show | 2013 | Through the Keyhole | Self | 1 |
| TV Show | 2025 | Boyzone: No Matter What | Self | 3 |
| TV Show | 2013 | Catchphrase | Self - Contestant | 1 |
| TV Show | 2024 | Boybands Forever | Self | 3 |
| TV Show | 2006 | The X Factor: Battle of the Stars | Self - Judge | 8 |
| TV Show | 2024 | Celebrity Big Brother | Self - Housemate | 17 |
