Sandra Miju Oh OC (born July 20, 1971) is a Canadian and American actress. She is known for her starring roles as Rita Wu in the HBO comedy series Arliss (1996–2002), Dr. Cristina Yang in the ABC medical drama series Grey's Anatomy (2005–2014), and Eve Polastri in the BBC America spy thriller series Killing Eve (2018–2022). She has received one Primetime Emmy Award from fourteen nominations, two Golden Globe Awards and four Screen Actors Guild Awards. In 2019, Time magazine named Oh one of the 100 most influential people in the world.