Cillian O'Sullivan
- Recitazione
- 28 settembre 1989 · New York, USA
Noto per
Filmografia
- The Lost Princess · Alec Touati
- Daredevil: Rinascita · Devlin
- The Boy That Never Was · Dave Garrick
- Then You Run · Orin
- Star Trek: Strange New Worlds · Dr. Roger Korby
- Venne dal freddo · Chauncey
- FBI: Most Wanted · Scot Weitzen
- Misty Button · James
- Maze · Bobby
- Bull · Nathan Alexander
- Halo - Nightfall · Christian Ramsey (uncredited)
- Chicago P.D. · Shane Sullivan
- The Blacklist · Skip Sutherland
- Vikings · Eirik
- 6Degrees · Conor Martin
- Uncle Bill's Barrel · Tom Lynch
- Seacht · Michael