Cillian O'Sullivan

Personal Info

Know For

Acting

Gender

Male

Birthday

-

Place of Birth

-

Cillian O'Sullivan

Biography

We don't have a biography for Cillian O'Sullivan.

Acting

2025

The Lost Princess

as Alec Touati

2008

2017

Maze

as Bobby

2019

Misty Button

as James

2014

Halo: Nightfall

as Christian Ramsey (uncredited)

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