Michael O'Neill

Age: not listed
Birthplace:

​From Wikipedia, the free encyclopedia.

Michael O'Neill is an American actor.
With a career stretching through three decades, he usually portrays senior law enforcement or military officers. He is perhaps best known for his role as Special agent Ron Butterfield, the head of President Josiah Bartlet's Secret Service detail, on The West Wing. He played CTU Administrative Director Richard Walsh in the first two episodes of 24. He played Sgt. Maj. Ron Cheals in the CBS action-drama series The Unit. He starred in the Season Six 2 part Finale of Grey's Anatomy as the broken widower who holds the hospital hostage with a 9mm while pursuing the doctors responsible for unplugging his wife. His most notable film performances occur in Seabiscuit, Secondhand Lions, Transformers, Dancer, Texas Pop 81, Traffic, Sea of Love, A Quiet Little Marriage, Nothing But the Truth, and Green Zone.
O'Neill graduated from Auburn University in 1974. After attending Auburn he spent time under the tutelage of actor Will Geer and his daughter, Ellen, at Theatricum Botanicum in Los Angeles before moving to New York to pursue his career there.

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Movie Character Year
Aqjjoevuqj0xbnfhuuf1dtvkyhd Traffic Lawery Rodman 2000
A85mikxdjvowhxiqiean147gsld Dreamcatcher General Matheson 2003
8lcsx1knrdsntqctsylmv7d69bn Around The Bend Cowboy 2004
Xiy2rcq82ojwkwodkiho3zq4kuv Transformers Tom Banacheck 2007
4ctso6d9tdbhrh6tbjfhwb6ssbe Green Zone Colonel Bethel 2010
Tf8hnjanszyl8cs1fepcuxxwyxs Dallas Buyers Club Richard Barkley 2013