Acting
Mark Nelson
Nelson has appeared in the Broadway productions of Angels in America (2018), Cabaret (2016), After the Fall, The Invention of Love, Three Sisters, Picasso at the Lapin Agile (Obie Award), A Few Good Men, Rumors, Broadway Bound, Biloxi Blues, Brighton Beach Memoirs, and Amadeus. He teaches theater at Princeton University and HB Studio in New York, where he studied acting with Uta Hagen. - IMDb Mini Biography By: Mark Nelson
Acting
- 2026Crystal LakeDick Wagner1 ep.
- 2022JuliaDr. Greenberg1 ep.
- 2011UnforgettableEugene Lustig1 ep.
- 1999Now and Again1 ep.
- 1997Liberty!Loyalist6 ep.
- 1996Suddenly SusanPaul1 ep.
- 1996Spin CityTherapist4 ep.
- 1987thirtysomethingLeonard Katz1 ep.
Guest appearances
- 2026Crystal LakeDick Wagner1 ep.
- 2022JuliaDr. Greenberg1 ep.
- 2014The Good WifeAdam Englehardt1 ep.
- 2013UnforgettableEugene Lustig1 ep.
- 2011CastleHot Shot1 ep.
- 1996Law & OrderDr. Stuart Barton, Julius Reinhard, Stein, Symposium Organizer4 ep.
- 2008CSI: Crime Scene InvestigationAudience Member1 ep.
- 2007American ExperienceNathaniel Pendleton1 ep.
- 2002EdSid Pennington1 ep.
- 2002Law & Order: Criminal IntentMancuso1 ep.
- 1998Spin CityTherapist4 ep.
- 1999Now and Again1 ep.
- 1999Law & Order: Special Victims UnitRobert Stevens1 ep.
- 1998Suddenly SusanPaul1 ep.
- 1991thirtysomethingLeonard Katz1 ep.
- 1990American PlayhouseSam the Skate1 ep.
- 1985Remington SteeleLino1 ep.