Born: December 24, 1964
Birthplace: Ogdensburg, New York, U.S.
Mark Thomas Valley (born December 24, 1964) is an American film and television actor, known for his role as Brad Chase on the TV drama Boston Legal, Oliver Richard on the NBC drama Harry's Law, as FBI Special Agent John Scott on Fringe, Christopher Chance in Fox's action/drama Human Target, as Tommy Sullivan in ABC's Body of Proof, and as CIA Director Gabe Widener in NBC's Crisis.
Valley was born in Ogdensburg, New York, and graduated from the United States Military Academy in 1987 with a Bachelor of Science degree in mathematics and engineering. He then served in Berlin, where he played rugby for the U.S. military team, The Berlin Yanks Rugby Football Club. He served in the military during the Gulf War. He has a daughter, Sherri, born in 1987.
He married Anna Torv, his Fringe costar, in December 2008. They separated after one year of marriage.
Valley obtained his first role, on The Innocent (1993), while serving in the U.S. Army in Germany. He landed the role of "Father Pete" on Another World in 1993. He later took over the role of Jack Deveraux on the NBC Daytime soap opera Days of Our Lives from 1994-97. In 2003, Valley played Detective Eddie Arlette, an American police officer in London, on the short-lived Keen Eddie.
He played Brad Chase on Boston Legal, a spinoff of the television series The Practice. Valley also appeared on the television series ER as Richard Lockhart, Abby Lockhart's ex-husband. In 2008 he appeared on Fringe, as FBI agent John Scott. Valley played the lead in Fox's drama Human Target.
In July 2012, it was announced that Valley would be joining as series regular on ABC's Body of Proof. He played Det. Tommy Sullivan, Dana Delany's love interest. He also co-starred alongside Delany in her short-lived series Pasadena in 2001.
|1993||The Innocent||Tunnel Technician|
|1997||Breast Men||Fair Haired Resident|
|1998||Some Girl||Police Officer|
|1998||The Siege||FBI Agent Mike Johanssen|
|2000||The Next Best Thing||Cardiologist|
|2007||Shrek the Third||Cyclops||Voice|
|2012||Zero Dark Thirty||C-130 Pilot|
|2013||Batman: The Dark Knight Returns||Clark Kent/Superman||Voice|
|2017||Live by Night||Filming|
|1993||Another World||Father Pete|
|1994||Vanishing Son IV||Adams|
|1994-1997||Days of Our Lives||Jack Deveraux #4|
|1997||George Wallace||Bobby Kennedy|
|2000||Diagnosis: Murder||Captain Paul Davis|
|2000||Running Mates||Dick Tracy|
|2000-2001||Once and Again||Will Gluck||5 episodes|
|2000-2003||ER||Richard Lockhart||5 episodes|
|2001||CSI: Crime Scene Investigation||Jack Willman|
|2001||The Lone Gunmen||Henry Farst|
|2001||Gideon's Crossing||Mark Epperson|
|2001-2002||Pasadena||Robert Greeley||13 episodes|
|2002||Spin City||Joseph||1 episode|
|2003-2004||Keen Eddie||Detective Eddie Arlette||13 episodes|
|2004||Harry Green and Eugene||Harry Green|
|2004||The 4400||Warren Lytell||2 episodes|
|2004||I'm with Her||Jack Campbell|
|2004-2007||Boston Legal||Brad Chase||70 episodes|
|2006-2008||Emily's Reasons Why Not||Reese Callahan||2 episodes|
|2007||Law & Order: Special Victims Unit||Jake Keegan||1 episode|
|2008||Swingtown||Brad Davis||3 episodes|
|2008-2009||Fringe||John Scott||12 episodes|
|2010-2011||Human Target||Christopher Chance||25 episodes|
|2011-2012||Harry's Law||Oliver Richard||22 episodes|
|2013||Body of Proof||Tommy Sullivan||13 episodes|
|2013||SOKO Stuttgart (German TV series)||John McDuff||1 episode|
|2014||Crisis||CIA Director Widener||8 episodes|
|2014-2015||CSI: Crime Scene Investigation||Private Investigator Daniel Shaw||8 episodes|
|2015||Lost Boy||Craig Harris|
|2017||Feud: Bette and Joan||Gary Merrill||1 episode|