Cillian O'Sullivan

Cillian O'Sullivan is an actor, known for 6Degrees (2012), An Cosc (2009) and Uncle Bill's Barrel (2008).

Cillian O'Sullivan's FILMOGRAPHY

All as Actor (50)

Chicago P.D. - Season 4

Vikings - Season 5

Bull - Season 6

Chicago P.D. - Season 5

Vikings - Season 1

Vikings - Season 4

The Blacklist - Season 4

FBI: Most Wanted - Season 4

Bull - Season 2

In from the Cold - Season 1

Chicago P.D. - Season 7

Daredevil: Born Again - Season 1

Vikings - Season 2

Chicago P.D. - Season 6

Chicago P.D. - Season 3

Taken Down - Season 1

FBI: Most Wanted - Season 1

Bull - Season 4

The Blacklist - Season 9

Chicago P.D. - Season 12

The Lost Princess

Bull - Season 3

The Boy That Never Was - Season 1

Halo: Nightfall

Chicago P.D. - Season 10

Bull - Season 5

The Blacklist - Season 1

The Blacklist - Season 3

Then You Run - Season 1

Bull - Season 1

FBI: Most Wanted - Season 6

Vikings - Season 6

Chicago P.D. - Season 1

FBI: Most Wanted - Season 5

The Blacklist - Season 10