Guest Stars Camilla Luddington as Dr. Jo Wilson Jerrika Hinton as Dr. Stephanie Edwards Gaius Charles as Dr. Shane Ross Nicole Rubio as Paramedic Nicole Cummins Tina Majorino as Dr. Heather Brooks Justin Bruening as Matthew Taylor Constance Zimmer as Dr. Alana Cahill John Duerler as Grant Rachel Brosnahan as Brian Nazanin Boniadi as Amrita Rob Brownstein as Larry Matt Pascua as Jess Renee Pezzotta as E.R. Nurse Brett Rickaby as Mr. Weston Jeremy Cohenour as Dr. Boyd Gerald Downey as Dr. Kenton Giles Stephanie Maura Sanchez as Admitting Nurse Paull Walia as Dr. Kan Mattoo Brandon Ford Green as Dr. Allen Yvette Saunders as Dr. Collier Maggie Gwin as Olivia Noel
