Quick Facts
Born:
1989-09-28
Birthplace:
New York, USA
Credits:
15 Total Roles
Cillian O'Sullivan
Acting
The MovieWise Take
Refining cinematic analysis...
Biography
Biography unavailable for Cillian O'Sullivan.
Known For
Vikings
Eirik
The Blacklist
Skip Sutherland
Chicago P.D.
Shane Sullivan
Daredevil: Born Again
Devlin
Star Trek: Strange New Worlds
Dr. Roger Korby
Bull
Nathan Alexander
Halo: Nightfall
Christian Ramsey (uncredited)
In From the Cold
Chauncey
Full Filmography
| Year | Title | Role |
|---|---|---|
| 2025 | The Lost Princess MOVIE | Alec Touati |
| 2025 | Daredevil: Born Again TV | Devlin |
| 2024 | The Boy That Never Was TV | Dave Garrick |
| 2023 | Then You Run TV | Orin |
| 2022 | Star Trek: Strange New Worlds TV | Dr. Roger Korby |
| 2022 | In From the Cold TV | Chauncey |
| 2019 | Misty Button MOVIE | James |
| 2017 | Maze MOVIE | Bobby |
| 2016 | Bull TV | Nathan Alexander |
| 2014 | Halo: Nightfall MOVIE | Christian Ramsey (uncredited) |