All movies available from Cillian O'Sullivan

Poster movie The Lost Princess

The Lost Princess

Movie

Movies unavailable from Cillian O'Sullivan

Uncle Bill's Barrel

Tom Lynch

Movie 2008

Maze

Bobby

Movie 2017

Misty Button

James

Movie 2019

Halo: Nightfall

Christian Ramsey (uncredited)

Movie 2014

Tv series unavailable from Cillian O'Sullivan

Vikings

Eirik

Tv 2013

In From the Cold

Chauncey

Tv 2022

Then You Run

Orin

Tv 2023

Chicago P.D.

Shane Sullivan

Tv 2014

The Blacklist

Skip Sutherland

Tv 2013

Bull

Nathan Alexander

Tv 2016

The Boy That Never Was

Dave Carrick

Tv 2024