which other series is she a part of?
"Killing Eve"
Sandra Oh
 She is best known for her starring roles as Cristina Yang on the ABC medical drama series "Grey's Anatomy" (2005–2014) and Eve Polastri in the spy thriller series "Killing Eve" (2018–present).
grey's anatomy what season does christina leave UNANSWERABLE who is yang? A fictional character from the medical drama television series "Grey's Anatomy". what role does she play? UNANSWERABLE who portrays this character? Sandra Oh
wiki:13370556
Sandra Oh [SEP] Introduction
Sandra Miju Oh (born July 20, 1971) is a Canadian-American actress. She is best known for her starring roles as Cristina Yang on the ABC medical drama series "Grey's Anatomy" (2005–2014) and Eve Polastri in the spy thriller series "Killing Eve" (2018–present). She has received numerous accolades, including two Golden Globe Awards and four Screen Actors Guild Awards, and twelve Primetime Emmy Award nominations. Oh first gained recognition for her roles in the Asian-Canadian films "Double Happiness" (1994) and "The Diary of Evelyn Lau" (1994). On television, she was noted for her role as Rita Wu on the HBO sitcom "Arliss" (1996–2002).