
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

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

Inside No. 9
2014
as Dermot O'Leary

Celebrity Juice
2008
as Self

Would I Lie to You?
2007
as Self

An Audience with...
1978
as Self

GMTV
1993
as Self

The X Factor
2004
as Self - Presenter

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

Soccer AM
1995
as Self

Ant & Dec's Saturday Night Takeaway
2002
as Self

The BRIT Awards
1977
as Self - Host

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

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

OK! TV
2011

Bo' Selecta!
2002
as Self

Blankety Blank
2021
as Self - Panellist

Years and Years
2019
as Dermot O'Leary

Children In Need
1980
as Self

Rhod Gilbert's Growing Pains
2021
as Guest

Saving Lives at Sea
2016
as Self

The Big Breakfast
1992
Comic Relief
1988
It's Only TV But I Like It
1999
as Self

This Morning
1988
as Self - Presenter

The Lateish Show with Mo Gilligan
2019
as Self

Murder in Successville
2015

Channel 4's Comedy Gala
2010
Big Brother: Celebrity Hijack
2008
as Self - Presenter

Reel Stories
2018
as Self - Host

The National Television Awards
1995
as Self - Host

The X Factor Celebrity
2019
as Self - Host
James Corden's World Cup Live
2010
as Self - Guest
The National Television Awards Backstage Live
2010
Keith Lemon's Very Brilliant World Tour
2008
as Himself

Silence is Golden
2025
as Self - Host

The X Factor The Band
2019
as Self - Host

The Pet Show
2021
as Self - Presenter

Live from Space
2014
as Presenter

Battle of Britain
2015
as Self - Presenter

Dermot O'Leary's Taste of Ireland
2024
as Self - Host
Re:covered
2002
1 vs. 100
2006
as Self - Host

Shattered
2003

Small Fortune
2019
as Himself - Host
Big Brother's Big Brain
2006
Teen Big Brother: The Experiment
2003
as Self - Host
Movies (20)

That Christmas
2024
as Additional Voices (voice)

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

Bank of Dave 2: The Loan Ranger
2025
as Self

A Christmas Star
2015
as Himself

Miranda: My Such Fun Celebration
2020
as Self

89
2017
as Himself

An Audience with Kylie
2023
as Self

Paul McCartney & Wings: Band on the Run
2010

The National Television Awards Celebrate 25 Years
2020
as Self

The London Studios: Home of the Stars
2018
as Presenter

The Big Fat Quiz of Telly
2024
as Self

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

Celebrity Juice: Too Juicy For TV!
2011
as Self

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

Caroline Flack: Her Life and Death
2021
as Self

Reel Stories: Noel Gallagher
2019
as Self

Nikki Grahame: Who Is She?
2022
as Self

Celebrity Juice: Too Juicy For TV 2!
2012
as Self
Big Brother: After They Were Housemates
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 CineFlixo, free and in HD, with no subscription required.
Most Popular Dermot O'Leary Movies
- That Christmas (2024) — as Additional Voices (voice)
- Katy Perry: Part of Me (2012) — as Self (archive footage)
- Bank of Dave 2: The Loan Ranger (2025) — as Self
- A Christmas Star (2015) — as Himself
- Miranda: My Such Fun Celebration (2020) — as Self
Where to Watch Dermot O'Leary Films
Most Dermot O'Leary movies and series are available to stream on CineFlixo 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.