Cillian O'Sullivan
Known for Acting · 15 credits
- Born
- 1989-09-28 (age 36)
- Place of birth
- New York, USA
- Also known as
- Cillian O'Suilleabhain · Cillian Ó Súilleabháin
Known For
TV Shows (10)
The Blacklist
2013
as Skip Sutherland
Chicago P.D.
2014
as Shane Sullivan
Vikings
2013
as Eirik
Daredevil: Born Again
2025
as Devlin
Bull
2016
as Nathan Alexander
Star Trek: Strange New Worlds
2022
as Dr. Roger Korby
In From the Cold
2022
as Chauncey
Then You Run
2023
as Orin
The Boy That Never Was
2024
as Dave Garrick
Seacht
2008
as Michael
Movies (5)
About Cillian O'Sullivan
Cillian O'Sullivan is a notable figure in cinema and television, best known for contributions to Acting. With 15 credits spanning from 2008 to 2025, Cillian O'Sullivan has appeared in 5 films and 10 TV shows.
Fans searching for Cillian O'Sullivan movies, Cillian O'Sullivan filmography, or the latest projects starring Cillian O'Sullivan can stream many of these titles on CineFlixo, free and in HD, with no subscription required.
Most Popular Cillian O'Sullivan Movies
- The Lost Princess (2025) — as Alec Touati
- Halo: Nightfall (2014) — as Christian Ramsey (uncredited)
- Maze (2017) — as Bobby
- Misty Button (2019) — as James
- Uncle Bill's Barrel (2008) — as Tom Lynch
Where to Watch Cillian O'Sullivan Films
Most Cillian O'Sullivan 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 Cillian O'Sullivan, check our movies catalogue and browse page.