Geneviève Bujold
Role: Dr. Susan Wheeler
Michael Douglas
Role: Dr. Mark Bellows
Elizabeth Ashley
Role: Mrs. Emerson
Richard Widmark
Role: Dr. Harris
Lois Chiles
Role: Nancy Greenly
Hari Rhodes
Role: Dr. Morelind
Alan Haufrect
Role: Dr. Marcus
Michael MacRae
Role: Chief Resident
Gary Barton
Role: Computer Technician
Tom Selleck
Role: Sean Murphy
Charles Siebert
Role: Dr. Goodman
William Wintersole
Role: Lab Technician
Ernest Anderson
Role: First Doctor
Harry Basch
Role: Second Doctor
Maury Cooper
Role: Third Doctor
Joni Palmer
Role: Dance Instructor
Tom Borut
Role: Dr. Cowans
Philip G. Brooks
Role: Dr. Richards
Benny Rubin
Role: Mr. Schwartz
David Hollander
Role: Jimmy
Dick Balduzzi
Role: 1st Maintenance Man
Gary Bisig
Role: 2nd Maintenance Man
Wyatt Johnson
Role: 2nd Cop
Mike Lally
Role: Security Man
Duane Tucker
Role: 1st Man in Shower
Del Hinkley
Role: 2nd Man in Shower
Paul Ryan
Role: 1st Technician
Michael Mann
Role: 2nd Technician
Sarina C. Grant
Role: Woman in Elevator
David McKnight
Role: Man in Elevator
Gerald Benston
Role: Anesthetist
Robert Burton
Role: Pathology Resident
Ed Harris
Role: Pathology Resident
Joe Bratcher
Role: Surgical Resident
Martin Speer
Role: Surgical Resident
Roger Newman
Role: Surgical Resident
Paul Davidson
Role: Surgical Resident
Amentha Dymally
Role: Nurse
Vaughn Armstrong
Role: Jefferson Institute Security Guard (uncredited)
Jason Bernard
Role: Surgical Resident (uncredited)
Gerald Berns
Role: Security Guard (uncredited)
Jeffrey Corazzini
Role: Patient (uncredited)
Bob Dio
Role: Subway Passenger (uncredited)
Philip Baker Hall
Role: Doctor (uncredited)
Edward C. Higgins
Role: Security Guard (uncredited)
Mary D. Mascari
Role: Doctor (uncredited)
Gerry Vichi
Role: Ambulance Driver (uncredited)
Nicholas Worth
Role: Patterson Institute Chief of Security (uncredited)
