Guest Stars Kelly McCreary as Dr. Margaret "Maggie" Pierce Jason George as Dr. Ben Warren Kate Burton as Dr. Ellis Grey Geena Davis as Dr. Nicole Herman Sally Pressman as Young Ellis Grey Christopher Redman as Chris Megan Gallagher as Mrs. Oldroyd Libe Barer as Monica McKeever Matthew Van Oss as David Oldroyd Co Starring Cynthia Youngblood as ER Nurse Curtis Walker as Medivac Guy Danny Jacobs as Doctor Aria Lyric Leabu as Young Meredith Dyana Liu as Nurse Michelle Noh as Sharon Peterson Courtney Cunningham as Woman Ian Chen as Luca Peterson Emma Shannon as Lily
