
KSI
Known for Acting · 48 credits
- Born
- 1993-06-19 (age 32)
- Place of birth
- Watford, England, UK
- Also known as
- Olajide Olatunji · JJ · Olajide Olayinka Williams Olatunji
Biography
Olajide Olayinka Williams "JJ" Olatunji, known online as KSI, is a British YouTuber, internet personality and rapper known for his YouTube video content. Olatunji is a member and co-founder of the entertainment collective known as the Sidemen, alongside six other British YouTubers, producing online videos and merchanise to a combined audience of over 53 million followers.
Known For
TV Shows (26)

Top Gear
2002
as Self

The Jonathan Ross Show
2011
as Self

Paul American
2025
as Self

Britain's Got Talent
2007
as Self - Guest Judge / Self - Judge

The Men in Blazers Show
2014
as Self

Chicken Shop Date
2014
as Self - Guest

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

Michael McIntyre's Big Show
2016
as Self

Celebrity Gogglebox
2019
as Self

The Big Narstie Show
2018
as Self

All or Nothing: Arsenal
2022
as Self

Britain's Got Talent: Unseen
2020
as Self - Guest Judge

TFI Unplugged
2026
as Self

Sidemen Among Us
2020
as Himself

Sidemen
2016
as Himself

Inside
2024
as Self - Host

Inside: USA
2025
as Self - Host

Sidecast
2021

Ask the Sidemen
2021
as Himself

The Sidemen Show
2018
as Self

Sidemen: From the Sidelines
2023
as Self

Road to Glory
2026
as Self

Misfits Boxing: Xtra Series
2023
as Self

Task the Sidemen
2022
as Himself

Fine or F*cked
2022
as Himself
Race to the Top
2026
as Self
Movies (22)

WrestleMania 39: Saturday
2023
as KSI (Ringside)

The KSI Show
2021
as Self

Untold: Jake Paul the Problem Child
2023
as Self (archive footage)

Laid in America
2016
as Duncan

KSI: Can't Lose
2018
as Self

The Sidemen Story
2024
as Self
eSports: The Celebrity Millionaires of Competitive Gaming
2015
as Himself

INSIDE: Narrative of Our Journey
2023
as Archive Footage

KSI vs. Swarmz
2022
as Self

KSI vs. Tommy Fury
2023
as Self

KSI & The Pauls: Primed for Success
2023
as Himself

KSI: In Real Life
2023
as Self

KSI vs. Logan Paul 2
2019
as Self

KSI vs. Weller Live at the Copper Box Arena
2018
as Himself (as KSI)
Dare to Dream: The Luis Pineda Story
2023
as Self

KSI vs. Logan Paul
2018
as Self

KSI vs. FaZe Temperrr
2023
as Self

KSI vs. Dillon Danis
as Self

KSI vs. Joe Fournier
2023
as Self

Joe Weller: Fighter
2018
as Himself

Hide & Seek at KSI's House

The Naughty List
2023
as Candy Cane Capone
About KSI
Olajide Olayinka Williams "JJ" Olatunji, known online as KSI, is a British YouTuber, internet personality and rapper known for his YouTube video content. Olatunji is a member and co-founder of the entertainment collective known as the Sidemen, alongside six other British YouTubers, producing online videos and merchanise to a combined audience of over 53 million followers. With 48 credits spanning from 2002 to 2026, KSI has appeared in 22 films and 26 TV shows.
Fans searching for KSI movies, KSI filmography, or the latest projects starring KSI can stream many of these titles on Bowood.TV, free and in HD, with no subscription required.
Most Popular KSI Movies
- WrestleMania 39: Saturday (2023) — as KSI (Ringside)
- The KSI Show (2021) — as Self
- Untold: Jake Paul the Problem Child (2023) — as Self (archive footage)
- Laid in America (2016) — as Duncan
- KSI: Can't Lose (2018) — as Self
Where to Watch KSI Films
Most KSI 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 KSI, check our movies catalogue and browse page.