Home People Mark Valley Mark Valley shows Mark Valley shows Mark Valley TV Shows (27) Blood & Treasure (2019) As Patrick McNamara, He was 54 years old The Flash (2014) As Anton Slater, He was 49 years old Crisis (2014) As CIA Director Widener, He was 49 years old Body of Proof (2011) As Det. Tommy Sullivan, He was 46 years old Harry's Law (2011) As Oliver Richard, He was 46 years old Human Target (2010) As Christopher Chance, He was 45 years old SOKO Stuttgart (2009) As John McDuff, He was 44 years old Fringe (2008) As John Scott, He was 43 years old Swingtown (2008) He was 43 years old Emily's Reasons Why Not (2006) He was 41 years old Boston Legal (2004) As Brad Chase, He was 39 years old The 4400 (2004) As Warren Lytell, He was 39 years old I'm with Her (2003) He was 38 years old Keen Eddie (2003) He was 38 years old Pasadena (2001) He was 36 years old The Lone Gunmen (2001) He was 36 years old CSI: Crime Scene Investigation (2000) He was 35 years old CSI: Crime Scene Investigation (2000) As Daniel Shaw, He was 35 years old Once and Again (1999) He was 34 years old Law & Order: Special Victims Unit (1999) As Jake Keegan, He was 34 years old Brimstone (1998) He was 33 years old LateLine (1998) He was 33 years old The View (1997) He was 32 years old Spin City (1996) He was 31 years old ER (1994) As Richard Lockhart, He was 29 years old Diagnosis: Murder (1993) He was 28 years old The Tonight Show with Jay Leno (1992) He was 27 years old
