Back to People
Cillian O'Sullivan

Cillian O'Sullivan

Acting
28 Sept 1989 (36 years)
New York, USA
IMDbWikipedia

Also Known As

Cillian O'Suilleabhain, Cillian Ó Súilleabháin

Photos

Cillian O'Sullivan photo 1

Cillian O'Sullivan's Movies

Halo: Nightfall
68%

Halo: Nightfall

05 Feb 2014

Maze
59%

Maze

22 Sept 2017

The Lost Princess
63%

The Lost Princess

16 Oct 2025

Misty Button
52%

Misty Button

17 Mar 2019

Uncle Bill's Barrel
0%

Uncle Bill's Barrel

18 Oct 2008

Cillian O'Sullivan's TV Shows

Vikings
81%

Vikings

03 Mar 2013

The Blacklist
76%

The Blacklist

23 Sept 2013

Chicago P.D.
84%

Chicago P.D.

08 Jan 2014

Star Trek: Strange New Worlds
80%

Star Trek: Strange New Worlds

05 May 2022

Daredevil: Born Again
80%

Daredevil: Born Again

04 Mar 2025

Bull
71%

Bull

20 Sept 2016

In From the Cold
67%

In From the Cold

28 Jan 2022

Then You Run
52%

Then You Run

07 Jul 2023

The Boy That Never Was
61%

The Boy That Never Was

01 Sept 2024

Seacht
0%

Seacht

07 Jan 2008