Robert Hammond Patrick, born November 5, 1958, is an acclaimed American actor. He is known for playing villains and authoritative figures, boasting a decorated career that spans over three decades. Patrick's introduction to acting came unexpectedly, when he dropped out of college, drawn into the world of drama. He stepped into the film industry in 1986 and established himself as a standout performer with his supporting role in Die Hard 2. His breakout role was the T-1000, the antagonist in the iconic film Terminator 2: Judgment Day. Patrick continued to portray this character in cameo appearances for films like Wayne's World and Last Action Hero. In addition to his film career, Patrick has made extensive appearances on television. Notable roles include FBI Special Agent John Doggett in The X-Files, Colonel Tom Ryan in The Unit, and DHS agent Cabe Gallo in Scorpion.

Patrick's acting prowess is recognized by both critics and fans, often celebrated for his robust work ethic and consistent performances. He spent his early life in Georgia, Boston, Dayton, Detroit, and Bay Village before moving to Los Angeles to kick-start his acting career. Patrick's approach to acting began in his mid-twenties, a stark contrast to his childhood aversion to the craft. A life-altering boating accident catalyzed his move to LA at the age of 26. Patrick's early acting career saw him in several low-budget films before landing major Hollywood roles. He often utilized his interest in martial arts in roles like Double Dragon and Future Hunters. With extensive filmography in the horror and fighting genres, Patrick has defined himself as a prominent figure in the film industry.