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