Person
Cillian O'Sullivan
Acting · Born 1989-09-28 · New York, USA
Known for
The Blacklist
Skip Sutherland
Vikings
Eirik
Chicago P.D.
Shane Sullivan
Star Trek: Strange New Worlds
Dr. Roger Korby
FBI: Most Wanted
Scot Weitzen
Daredevil: Born Again
Devlin
Bull
Nathan Alexander
In From the Cold
Chauncey
Seacht
Michael
Halo: Nightfall
Christian Ramsey (uncredited)
Filmography
- 2025The Lost PrincessAlec Touati
- 2025Daredevil: Born AgainDevlin
- 2024The Boy That Never WasDave Garrick
- 2023Then You RunOrin
- 2022Star Trek: Strange New WorldsDr. Roger Korby
- 2022In From the ColdChauncey
- 2020FBI: Most WantedScot Weitzen
- 2019Misty ButtonJames
- 2017MazeBobby
- 2016BullNathan Alexander
- 2014Halo: NightfallChristian Ramsey (uncredited)
- 2014Chicago P.D.Shane Sullivan
- 2013The BlacklistSkip Sutherland
- 2013VikingsEirik
- 20126DegreesConor Martin
- 2008Uncle Bill's BarrelTom Lynch
- 2008SeachtMichael
Follow their work on Vescene
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