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Known for: Acting
Born: September 28, 1989
Place of birth: New York, USA

Cillian O'Sullivan

Known for

7.6
The Blacklist
2013
8.1
Vikings
2013
8.4
Chicago P.D.
2014
8.2
Daredevil: Born Again
2025
7.0
Bull
2016
8.0
Star Trek: Strange New Worlds
2022
6.3
The Lost Princess
2025
6.7
In From the Cold
2022
6.7
Halo: Nightfall
2014
6.1
The Boy That Never Was
2024
4.9
Then You Run
2023
5.8
Maze
2017
Seacht
Seacht
2008
5.2
Misty Button
2019
Uncle Bill's Barrel
Uncle Bill's Barrel
2008

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Cillian O'Sullivan · Watchly