Home People Nicholas D'Agosto Nicholas D'Agosto shows Nicholas D'Agosto shows Nicholas D'Agosto TV Shows (17) Trial & Error (2017) As Josh Segal, He was 36 years old Gotham (2014) As Harvey Dent, He was 34 years old Masters of Sex (2013) As Dr. Ethan Haas, He was 33 years old Don't Trust the B---- in Apartment 23 (2012) As Will, He was 31 years old Big Day (2006) He was 26 years old Heroes (2006) As West Rosen, He was 26 years old Related (2005) He was 25 years old Supernatural (2005) As Gavin, He was 25 years old Grey's Anatomy (2005) As Dr. Graham Maddox, He was 24 years old The Office (2005) He was 24 years old House (2004) As Keith Foster, He was 24 years old Cold Case (2003) He was 23 years old Without a Trace (2002) He was 22 years old Do Over (2002) He was 22 years old Six Feet Under (2001) He was 21 years old Boston Public (2000) He was 20 years old ER (1994) He was 14 years old
