Guest Stars Debbie Allen as Dr. Catherine Avery Tina Majorino as Dr. Heather Brooks Justin Bruening as Matthew Taylor Mara Hall as Nurse Kathleen Veronica Cartwright as Lydia Ashford Heather Hemmens as Sasha Caryn West as Maura Brooks Bobby Campo as Brian James McAndrew as Nate Noel Arthur as Deputy Fire Chief Jennifer Lauren DiBella as Nurse Andrea
