Elliott Gould as Dr. Howard Sheinfeld
Mary McDonnell as Dr. Eve Sheridan [ not in pilot ]
Conchata Ferrell as Head Nurse Joan Thor
Lynne Moody as Nurse Julie Williams
Shuko Akune as Maria Amardo, the receptionist
Bruce A. Young as Officer Fred Burdock, Maria's boyfriend
Corinne Bohrer as Nurse Cory Smith
Luis Avalos as Dr. Thomas Esquivel
Shirley Prestia as Irene the hypochondriac
William G. Schilling as Richard the orderly
Jeff Doucette as Bert the paramedic
George Clooney as Mark "Ace" Kolmar, the med tech [ ep 13+ ]
Pamela Segall as Jenny Sheinfeld, Howard's daughter [ ep 13+ ]
Jason Alexander as Harold Stickley, the hospital administrator [ ep 15+ ]
Based on the 1982 Organic Theater play by Ronald L. Berman, Zaid Farid, Stuart Gordon, and Carolyn Purdy-Gordon.
Theme music by Jimmy Webb and performed by Lou Rawls.