Oh played the ambitious and brilliant Cristina Yang on the ABC series. Like Pompeo, she was an original cast member, but she left “Grey’s Anatomy” during season 10 in 2014. Pompeo, meanwhile, was a series regular until the season 19 premiere in 2023. She continues to make appearances on the show and serves as an executive producer.

Ellen Pompeo has starred on “Grey’s Anatomy” since its 2005 debut, but is now a supporting character and producer.