Which role do Arnold Schwarzenegger Robert Patrick and Kristanna Loken share?

Arnold Schwarzenegger, Robert Patrick, and Kristanna Loken all starred in the "Terminator" film franchise. Schwarzenegger is most famously known for his role as the Terminator (T-800), while Patrick portrayed the T-1000 in "Terminator 2: Judgment Day." Loken played the T-X, also known as the Terminatrix, in "Terminator 3: Rise of the Machines." Each actor represented a different model of the iconic cyborgs in the series.