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Cillian O'Sullivan

Acting

Born: 1989-09-28
From: New York, USA
Gender: Male
Popularity: 0.5

Also Known As

Cillian O'SuilleabhainCillian Ó Súilleabháin

Biography

Cillian O'Sullivan is a renowned actor known for work across major global film and television productions.

Acting13 titles

Chicago P.D.
8.4
Series

Chicago P.D.

2014 - ...Thriller
Daredevil: Born Again
8.2
Series

Daredevil: Born Again

2025 - ...Drama
Vikings
8.1
Series

Vikings

2013-2020Action
Star Trek: Strange New Worlds
8.0
Series

Star Trek: Strange New Worlds

2022 - ...Sci-Fi
The Blacklist
7.6
Series

The Blacklist

2013-2023Drama
Bull
7.0
Series

Bull

2016-2022Thriller
Halo: Nightfall
6.7
Movie

Halo: Nightfall

2014Sci-Fi
In From the Cold
6.7
Series

In From the Cold

2022Drama
The Lost Princess
6.3
Movie

The Lost Princess

2025Action
The Boy That Never Was
6.1
Series

The Boy That Never Was

2024Drama
Maze
5.8
Movie

Maze

2017Drama
Misty Button
5.2
Movie

Misty Button

2019Comedy
Then You Run
4.9
Series

Then You Run

2023Drama