
Dermot O'Leary
Known for Acting · 75 credits
- Born
- 1973-05-24 (age 53)
- Place of birth
- Colchester, Essex, England, UK
- Also known as
- Sean Dermot Fintan O'Leary, Jr.
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.
Known For
TV Shows (55)

Top of the Pops
1964
as Self - Host

The One Show
2006
as Self

QI
2003
as Self

Keeping Up with the Kardashians
2007
as Self

Inside No. 9
2014
as Dermot O'Leary

Never Mind the Buzzcocks
1996
as Self / Self - Host / Self - Team Captain

An Audience with...
1978
as Self

Celebrity Juice
2008
as Self

Would I Lie to You?
2007
as Self

GMTV
1993
as Self

The X Factor
2004
as Self - Presenter

Big Brother's Little Brother
2001
as Self / Self - Host

Ant & Dec's Saturday Night Takeaway
2002
as Self

Soccer AM
1995
as Self

The Weakest Link
2021
as Self - Contestant

Michael McIntyre's The Wheel
2020
as Self - Expert

The Great Celebrity Bake Off for Stand Up To Cancer
2018
as Self - Guest

Years and Years
2019
as Dermot O'Leary

The BAFTA Awards
1949
as Host

Harry Hill's TV Burp
2002
as Self - Special Guest
The Terry and Gaby Show
2003

Michael McIntyre's Big Show
2016
as Self - Interviewed Guest

Bo' Selecta!
2002
as Self

The BRIT Awards
1977
as Self - Host

Blankety Blank
2021
as Self - Panellist

OK! TV
2011

Children In Need
1980
as Self

Saving Lives at Sea
2016
as Self

Rhod Gilbert's Growing Pains
2021
as Guest
It's Only TV But I Like It
1999
as Self

Murder in Successville
2015
Comic Relief
1988

The Lateish Show with Mo Gilligan
2019
as Self

The Big Breakfast
1992

This Morning
1988
as Self - Presenter
Big Brother: Celebrity Hijack
2008
as Self - Presenter

The X Factor Celebrity
2019
as Self - Host

Channel 4's Comedy Gala
2010

Reel Stories
2018
as Self - Host

The National Television Awards
1995
as Self - Host
Keith Lemon's Very Brilliant World Tour
2008
as Himself
James Corden's World Cup Live
2010
as Self - Guest

Live from Space
2014
as Presenter
The National Television Awards Backstage Live
2010

Battle of Britain
2015
as Self - Presenter

Silence is Golden
2025
as Self - Host

The X Factor The Band
2019
as Self - Host

The Pet Show
2021
as Self - Presenter

Dermot O'Leary's Taste of Ireland
2024
as Self - Host

Small Fortune
2019
as Himself - Host

Shattered
2003
1 vs. 100
2006
as Self - Host
Teen Big Brother: The Experiment
2003
as Self - Host
Re:covered
2002
Big Brother's Big Brain
2006
Movies (20)

That Christmas
2024
as Additional Voices (voice)

Bank of Dave 2: The Loan Ranger
2025
as Self

Katy Perry: Part of Me
2012
as Self (archive footage)

A Christmas Star
2015
as Himself

An Audience with Kylie
2023
as Self

The National Television Awards Celebrate 25 Years
2020
as Self

Miranda: My Such Fun Celebration
2020
as Self

The London Studios: Home of the Stars
2018
as Presenter

89
2017
as Himself

The Big Fat Quiz of Telly
2024
as Self

One Direction: A Year in the Making
2011
as Self (archive footage)

Nikki Grahame: Who Is She?
2022
as Self

Harry Hill's TV Burp Gold 3
2010
as Self (archive footage)

Celebrity Juice: Too Juicy For TV!
2011
as Self

Caroline Flack: Her Life and Death
2021
as Self

Celebrity Juice: Too Juicy For TV 2!
2012
as Self

Paul McCartney & Wings: Band on the Run
2010
Big Brother: After They Were Housemates
as Self

Reel Stories: Noel Gallagher
2019
as Self
Big Brother: Around the World
2007
as Self - Host
About Dermot O'Leary
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. With 75 credits spanning from 1949 to 2025, Dermot O'Leary has appeared in 20 films and 55 TV shows.
Fans searching for Dermot O'Leary movies, Dermot O'Leary filmography, or the latest projects starring Dermot O'Leary can stream many of these titles on Bowood.TV, free and in HD, with no subscription required.
Most Popular Dermot O'Leary Movies
- That Christmas (2024) — as Additional Voices (voice)
- Bank of Dave 2: The Loan Ranger (2025) — as Self
- Katy Perry: Part of Me (2012) — as Self (archive footage)
- A Christmas Star (2015) — as Himself
- An Audience with Kylie (2023) — as Self
Where to Watch Dermot O'Leary Films
Most Dermot O'Leary movies and series are available to stream on Bowood.TV in full HD, completely free and without signup. Browse the complete filmography above to jump directly to any title. For more films and the latest web series featuring Dermot O'Leary, check our movies catalogue and browse page.