Guest Stars Kelly McCreary as Dr. Margaret "Maggie" Pierce Kate Burton as Dr. Ellis Grey J. August Richards as Young Dr. Richard Webber Sally Pressman as Young Ellis Grey Annet Mahendru as Ana Co Starring Aria Lyric Leabu as Young Meredith Danny Jacobs as Doctor Walter Addison as Chief Martin Vance Rafael J. Noble as Roy Pepper Sara Rowe as Nadia