Guest Stars Ted Levine as Chief Thomas Byrnes Brittany Marie Batchelder as Joanna Crawford Emily Barber as Violet Hayward Georgia Lowe as Milly Michael McElhatton as Dr. Markoe Diego Martín as Narciso Linares Heather Goldenhersh as Matron Bruna Cusí as Isabella Linares Alice Krige as Elizabeth Cady Stanton Paul Reid as Ogden Gildersleeve Co Starring Dominic Herman-Day as Stevie Taggert Liadán Dunlea as Colleen Ledwidge Lucas Bond as Paulie Elena Delia as Helen Charles Aitken as Peter Patricia Franklin as Margery Carolina Main as Cecilia Beaux Eleanor Nawal as Ruth Cassidy Little as Veteran Tim Lewis as Dr. Henning Lydia Gard as Grace Petra Porkolab as Young Sara Rebecka Johnston as Nurse