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 Megan Gallagher as Mrs. Oldroyd Christopher Redman as Chris Libe Barer as Monica McKeever Matthew Van Oss as David Oldroyd Co Starring Curtis Walker as Medivac Guy Cynthia Youngblood as ER Nurse Danny Jacobs as Doctor Aria Lyric Leabu as Young Meredith Dyana Liu as Nurse Courtney Cunningham as Woman Ian Chen as Luca Peterson Michelle Noh as Sharon Peterson Emma Shannon as Lily
