Robert Patrick is an actor who played Ray Schenkel in the Law & Order: Special Victims Unit Season 7 episode "Demons".
He is best known for his performance as the T-1000, the shape-shifting cyborg and main antagonist of James Cameron's Terminator 2: Judgement Day. Other acting credits include Cop Land, Spy Kids, The Faculty, and Charlie's Angels: Full Throttle as well as a recurring role in the TV series The Sopranos. Patrick has also acted in science fiction-oriented television series, with recurring roles in The Outer Limits and more notably The X-Files, where he starred in arguably his most significant role since Terminator 2 as the skeptical Agent John Doggett.