An immigrant from Korea, Karen met Savi at UCLA during undergrad, and they've been friends ever since. Karen’s pioneering work with Los Angeles' immigrant communities has made her one of the most respected psychiatrists in her field, but a secret from her professional past still haunts her -- a patient with whom she had an affair, whose untimely death throws Karen's life into chaos.
An accomplished actress, Yunjin Kim's portrayal of Sun in the ABC landmark television series Lost has earned her worldwide recognition. She originally made a name for herself in Korea and all over Asia with the film Shiri.
She has also guest hosted on ABC’s The View.
Kim was the Goodwill Ambassador for the 2002 World Cup in Japan and Korea, representing Korea. While born in Seoul, Korea, she grew up in Staten Island, New York. She attended the prestigious High School of Performing Arts in New York and received her BFA in acting from Boston University.