
Biography
Seán Dermot Fintan O'Leary is an English broadcaster who currently works for ITV and BBC Radio 2. His radio career began when he worked as a disc jockey at Essex Radio, but he is best known for being the presenter of The X Factor on ITV, a position he held from 2007 until its final series in 2018, with the exception of 2015. Since 2021, O'Leary has presented ITV's This Morning on Fridays, school holidays and bank holidays alongside Alison Hammond.
Acted in 15
2020s
- 2024
- 2021
- 2020
2010s
- 2019
- 2018
The London Studios: Home of the Stars
Presenter
- 2015
Murder in Successville
TV
- 2014
Live from Space
Presenter · 3 episodes
- 2011
- 2010
Paul McCartney & Wings: Band on the Run
Movie
Channel 4's Comedy Gala
TV
2000s
- 2005
- 2003
Shattered
TV
1990s
- 1992
The Big Breakfast
TV
1980s
- 1988
Comic Relief
TV
Produced 1
2010s
- 2018
Reel Stories
Producer
Appearances52
2020s
- 2025
Silence is Golden
Self - Host · 6 episodes
- 2024
Dermot O'Leary's Taste of Ireland
Self - Host · 15 episodes
- 2023
- 2022
Nikki Grahame: Who Is She?
Self
- 2021
The Pet Show
Self - Presenter · 8 episodes
Caroline Flack: Her Life and Death
Self
- 2020
The National Television Awards Celebrate 25 Years
Self
Miranda: My Such Fun Celebration
Self
2010s
- 2019
The X Factor The Band
Self - Host · 4 episodes
The X Factor Celebrity
Self - Host · 8 episodes
The Lateish Show with Mo Gilligan
Self · 1 episode
Reel Stories: Noel Gallagher
Self
Small Fortune
Himself - Host · 6 episodes
- 2018
Reel Stories
Self - Host · 10 episodes
- 2017
89
Himself
- 2016
- 2015
Battle of Britain
Self - Presenter · 2 episodes
- 2012
Celebrity Juice: Too Juicy For TV 2!
Self
- 2011
One Direction: A Year in the Making
Self (archive footage)
Celebrity Juice: Too Juicy for TV!
Self
- 2010
Harry Hill's TV Burp Gold 3
Self (archive footage)
2000s
- 2009
- 2008
Keith Lemon's Very Brilliant World Tour
Himself · 1 episode
- 2007
- 2006
- 2004
A Bear's Christmas Tail
Self
- 2003
- 2002
- 2001
1990s
- 1996
- 1995
The National Television Awards
Self - Host · 10 episodes
- 1993
1980s
- 1988
This Morning
Self - Presenter, Self · 64 episodes
- 1980
1960s
- 1964