Guest Stars Debbie Allen as Dr. Catherine Avery Aniela Gumbs as Zola Grey Shepherd Alex Landi as Dr. Nico Kim E.R. Fightmaster as Dr. Kai Bartley Lynn Chen as Dr. Michelle Lin Bianca Santos as Kristen Clark Cedric Sanders as Simon Clark Rome Flynn as Wendell Ndugu Dana Lee as Mr. Tom Co Starring Brody Goodstadt as Bailey Shepherd Ryder Goodstadt as Bailey Shepherd Ryden Murphy as Scout Ryker Murphy as Scout Ella Faris as Little Ellis Gracie Faris as Little Ellis Kathy C. An as Nurse Bokhee Sylvia Kwan as Dr. Mabel Tseng Rasta Thomas as Paramedic Henry Allen as Theo Angie Rhee as Alice Tom E-Kan Soong as Police Officer