Guest Stars Tasso Feldman as Dr. Irving Feldman Jessica Miesel as Nurse Jessica Moore Conrad Ricamora as Dr. Jake Wong Cara Ricketts as Rose Williams Christopher J. Hanke as Gregg Tim Griffin as Nate Hill Co Starring J. Barrett Cooper as Moises Knoll Lauren Halperin as Perfusionist Deanna Pak as Scrub Nurse Larry Herring as Anesthesiologist Nirvi Shah as Female Nurse Brett Schultz as Male Nurse Brett Solomano as Heart Patient