Michael O'Neill
Actor · Co-Producer · Producer
Born May 29, 1947 · Montgomery, Alabama, USA
Active 1981–present
From Wikipedia, the free encyclopedia. Michael O'Neill (born May 29, 1951) is an American actor. With a career stretching through three decades, he usually portrays senior law enforcement or military officers.
Filmography
War of the Worlds (2025) — Secretary of Defense Walter CrystalBride Hard (2025) — FrankHappy Face (2025) — D.A. Craig CallowayGrey's Anatomy (2005) — Gary ClarkDallas Buyers Club (2013) — Richard BarkleyThe Mentalist (2008) — Sheriff NelsonPrison Break (2005) — Herb StantonCriminal Minds (2005) — Det. YarboughThe X-Files (1993) — Patrol Captain Van GelderSons of Anarchy (2008) — Anthony FranklinFringe (2008) — Sheriff VelchikTransformers (2007) — Tom BanacheckGhost Whisperer (2005) — NolanThis Is Us (2016) — ArloBates Motel (2013) — Nick FordThe Resident (2018) — Joshua WilliamsNCIS (2003) — Riley McCallisterS.W.A.T. (2017) — Carl Luca24 (2001) — Richard Welsh · Richard Walsh11.22.63 (2016) — Arliss PriceTom Clancy's Jack Ryan (2018) — Senator Mitchell ChapinCSI: Miami (2002) — Jerry BlackburnAir (2023) — Joe DeanTraffic (2000) — Lawyer Rodman