Special Guest Stars Steven Weber as Dr. Dean Archer Guest Stars Brennan Brown as Dr. Samuel Abrams Devin Kawaoka as Dr. Kai Tanaka-Reed Luigi Sottile as Sean Archer Conor Perkins as Dr. Zach Hudgins Alet Taylor as Liliana Wapniarski Sasha Roiz as Jack Dayton T.V. Carpio as Dr. Grace Song Stan Shaw as Dr. George Thomas Kristof Konrad as Pawel Wapniarski Colleen Foy as Sandy Rogers Kristen Rakes as Kimberly Wray Daniel Nicholas Durant as Aiden Rogers Co Starring Lorena Diaz as Nurse Doris Marie Tredway as Nurse Trinidad "Trini" Campos Lynnette Li as Nurse Nancy Sarah Brooks as Paramedic Juliette Matthew Isler as Paramedic Matt Sutton Renelle Nicole as Nurse Trisha Bernadette Santos Schwegel as Kyra Wray Lucinda Johnston as Phyllis Welles Gene Weygandt as Vernon Welles Preston Tate Jr. as Brendan Metz Connor William Green as Surgical Resident Liam