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Cillian O'Sullivan

Acting
36 years oldNew York, USA

Personal Details

Born
September 28, 1989
Gender
Male
Place of Birth
New York, USA
Known For
Acting

Also Known As

Cillian O'Suilleabhain
Cillian Ó Súilleabháin
IMDb Profile

Movies (5)

The Lost Princess
6.2

The Lost Princess

as Alec Touati

2025

Misty Button
5.2

Misty Button

as James

2019

Maze
5.9

Maze

as Bobby

2017

Halo: Nightfall
6.8

Halo: Nightfall

as Christian Ramsey (uncredited)

2014

Uncle Bill's Barrel

Uncle Bill's Barrel

as Tom Lynch

2008

TV Shows (10)

Daredevil: Born Again
8.0

Daredevil: Born Again

as Devlin

2025

The Boy That Never Was
6.1

The Boy That Never Was

as Dave Garrick

2024

Then You Run
5.2

Then You Run

as Orin

2023

Star Trek: Strange New Worlds
8.0

Star Trek: Strange New Worlds

as Dr. Roger Korby

2022

In From the Cold
6.7

In From the Cold

as Chauncey

2022

Bull
7.1

Bull

as Nathan Alexander

2016

Chicago P.D.
8.4

Chicago P.D.

as Shane Sullivan

2014

The Blacklist
7.6

The Blacklist

as Skip Sutherland

2013

Vikings
8.1

Vikings

as Eirik

2013

Seacht

Seacht

as Michael

2008