Michael O'Neill is an actor, known for Dallas Buyers Club (2013), Transformers (2007) and Seabiscuit (2003).
NYPD Blue - Season 3
S.W.A.T. - Season 8
Crossing Jordan - Season 2
JAG - Season 3
ER - Season 6
ER - Season 14
Nothing But the Truth
Shooter - Season 3
NCIS Los Angeles - Season 1
NCIS Los Angeles - Season 5
NCIS Los Angeles - Season 3
The X-Files - Season 9
Quincy M.E. - Season 2
Sons Of Anarchy - Season 2
The Practice - Season 7
Quincy M.E. - Season 7
The Mentalist - Season 4
CSI: Miami - Season 6
The Pretender - Season 4
Chicago Hope - Season 1
Danger One
This Is Us - Season 1
The Pretender - Season 3
Rizzoli and Isles - Season 4
Boston Legal - Season 3
The X-Files - Season 1