Mark Thomas Valley (born December 24, 1964) is an American actor.Born in Ogdensburg, New York, Valley is a 1987 graduate of the United States Military Academy and served in Operation Desert Storm. He is best known to fans as " Brad Chase", the put-upon attorney constantly belittled by Alan Shore(played by James Spader) on Boston Legal, a spinoff of the television series The Practice. In Boston Legal, his character served in the Gulf War too, possibly a reference to Valley also serving in the Gulf War.Other roles of Valley's include the popular Jack Deveraux on the NBC soap opera Days of our Lives from 1994 to 1997.