Dermot O'Leary
Acting
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.
As actor 76
Top of the Pops
1964
The One Show
2006
The X Factor
2004
Keeping Up with the Kardashians
2007
QI
2003
Big Brother's Little Brother
2001
Never Mind the Buzzcocks
1996
GMTV
1993
Celebrity Juice
2008
Would I Lie to You?
2007
Inside No. 9
2014
Soccer AM
1995
Ant & Dec's Saturday Night Takeaway
2002
An Audience with...
1978
Harry Hill's TV Burp
2002
The BAFTA Awards
1949
The BRIT Awards
1977
The Great Celebrity Bake Off for Stand Up To Cancer
2018
Michael McIntyre's The Wheel
2020
The Weakest Link
2021
The Terry and Gaby Show
2003
OK! TV
2011
Bo' Selecta!
2002
Blankety Blank
2021
Michael McIntyre's Big Show
2016
Years and Years
2019
The Big Breakfast
1992
Children In Need
1980
Rhod Gilbert's Growing Pains
2021
Saving Lives at Sea
2016
That Christmas
2024
It's Only TV But I Like It
1999
The National Television Awards
1995
Comic Relief
1988
Big Brother: Celebrity Hijack
2008
This Morning
1988
Murder in Successville
2015
The Lateish Show with Mo Gilligan
2019
Katy Perry: Part of Me
2012
James Corden's World Cup Live
2010
Channel 4's Comedy Gala
2010
Reel Stories
2018
Re:covered
2002
Silence is Golden
2025
Bank of Dave 2: The Loan Ranger
2025
Miranda: My Such Fun Celebration
2020
The Pet Show
2021
The National Television Awards Backstage Live
2010
A Christmas Star
2015
The X Factor Celebrity
2019
An Audience with Kylie
2023
The X Factor The Band
2019
The Big Fat Quiz of Telly
2024
Battle of Britain
2015
Keith Lemon's Very Brilliant World Tour
2008
Teen Big Brother: The Experiment
2003
Harry Hill's TV Burp Gold 3
2010
1 vs. 100
2006
Small Fortune
2019
Dermot O'Leary's Taste of Ireland
2024
A Bear's Christmas Tail
2004
Shattered
2003
89
2017
Big Brother's Big Brain
2006
Live from Space
2014
The National Television Awards Celebrate 25 Years
2020
Reel Stories: Noel Gallagher
2019
Paul McCartney & Wings: Band on the Run
2010
Celebrity Juice: Too Juicy For TV!
2011
Celebrity Juice: Too Juicy For TV 2!
2012
Big Brother: After They Were Housemates
One Direction: A Year in the Making
2011
The London Studios: Home of the Stars
2018
Caroline Flack: Her Life and Death
2021
Nikki Grahame: Who Is She?
2022
Big Brother: Around the World
2007