Cillian O'Sullivan
Acting
New York, USA
Born
Movies
TV shows
Daredevil: Born Again· 2025
Devlin
The Boy That Never Was· 2024
Dave Garrick
Then You Run· 2023
Orin
In From the Cold· 2022
Chauncey
Star Trek: Strange New Worlds· 2022
Dr. Roger Korby
Bull· 2016
Nathan Alexander
Chicago P.D.· 2014
Shane Sullivan
The Blacklist· 2013
Skip Sutherland
Vikings· 2013
Eirik
Seacht· 2008
Michael