John Prosky
Actor
Born Apr 18, 1962 · USA
Active 1986–present
John Prosky is an American film, theatre, and television actor.
Filmography
Suits LA (2025) - FredHouse (2004) - Dr. BerginGrey's Anatomy (2005) - Mr. SingletonThe Mentalist (2008) - Dr. Evan QuickAmerican Horror Story (2011) - Production Legal TeamStraight Outta Compton (2015) - Young DoctorFringe (2008) - Captive ObserverCharmed (1998) - CongressmanA.I. Artificial Intelligence (2001) - Mr. Williamson, the BellmanStargate SG-1 (1997) - MalchusNCIS (2003) - Carl DaltonHeroes (2006) - Principal24 (2001) - Dr. George FerragamoTrue Blood (2008) - David Finch · Duke SmithMarvel's Agent Carter (2015) - Walt CooperCSI: Crime Scene Investigation (2000) - ADA VanderpoolStar Trek: Voyager (1995) - OtrinStar Trek: Deep Space Nine (1993) - BrathawMy Name Is Earl (2005) - Mr. StevensER (1994) - Mr. BrooksThe West Wing (1999) - AideFrasier (1993) - PrestonVeronica Mars (2004) - Ethan LavoieRevenge (2011) - Brenda Evans / Oscar Chapman