Mark Valley
Year Title Role
1993 Another World Father Pete
1994 Vanishing Son IV Adams
1994-1997 Days of Our Lives Jack Deveraux # 4
1997 George Wallace Bobby Kennedy
1999 Brimstone Barry Ceneazo
2000 Diagnosis : Murder Captain Paul Davis
2000 Running Mates Dick Tracy
2000-2001 Once and Again Will Gluck
2000-2003 ER Richard Lockhart
2001 CSI : Crime Scene Investigation Jack Willman
2001 The Lone Gunmen Henry Farst
2001 Gideon 's Crossing Mark Epperson
2001-2002 Pasadena Robert Greeley
2002 Spin City Joseph
2003-2004 Keen Eddie Detective Eddie Arlette
2004 Harry Green and Eugene Harry Green
2004 The 4400 Warren Lytell
2004 I 'm with Her Jack Campbell
2004-2007 Boston Legal Brad Chase
2006-2008 Emily 's Reasons Why Not Reese Callahan
Filmography
Mark Thomas Valley (born December 24, 1964) is an American film and television actor, best known for his roles as Brad Chase on the TV drama Boston Legal, Oliver Richard on the NBC drama Harry's Law, FBI Special Agent John Scott on Fringe, Christopher Chance in the Fox's action drama Human Target, and Tommy Sullivan in ABC's Body of Proof.