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Appearances
The West Wing
Guest cast, played by Michael O'Neill
- Episode 1x06: Mr. Willis of Ohio (Nov 3, 1999)
- Episode 1x16: 20 Hours in L.A. (Feb 23, 2000)
- Episode 1x22: What Kind of Day Has It Been? (May 17, 2000)
- Episode 2x01: In the Shadow of Two Gunmen: Part 1 (Oct 4, 2000)
- Episode 2x02: In the Shadow of Two Gunmen: Part 2 (Oct 4, 2000)
- Episode S03 Special: Isaac and Ishmael (Oct 3, 2001)
- Episode 3x18: Enemies Foreign and Domestic (May 1, 2002)
- Episode 3x21: Posse Comitatus (May 22, 2002)
- Episode 4x20: Evidence of Things Not Seen (Apr 23, 2003)
- Episode 4x22: Commencement (May 7, 2003)
- Episode 4x23: Twenty Five (May 14, 2003)
- Episode 5x03: Jefferson Lives (Oct 8, 2003)
- Episode 5x20: No Exit (Apr 28, 2004)
- Episode 7x20: The Last Hurrah (Apr 30, 2006)
- Episode 7x22: Tomorrow (May 14, 2006)