Michael O'Neill
- Known for Acting
Acting credits
- 2025 War of the Worlds as Secretary of Defense Walter Crystal
- 2025 Bride Hard as Frank
- 2023 Air as Joe Dean
- 2013 Dallas Buyers Club as Richard Barkley
- 2010 Green Zone as Colonel Bethel
- 2008 Nothing but the Truth as CIA Director
- 2007 Transformers as Tom Banacheck
- 2003 Secondhand Lions as Ralph
- 2003 Seabiscuit as Mr. Pollard
- 2003 Dreamcatcher as Gen. Matheson
- 2000 Traffic as Lawyer Rodman
- 2000 The Legend of Bagger Vance as O.B. Keeler
- 1992 Lorenzo's Oil as School Psychologist
- 1992 Jennifer Eight as Serato
- 1989 Sea of Love as Raymond Brown