Melissa Sue Anderson as Virginia Wainwright

Glenn Ford as Dr. David Faraday

Lawrence Dane as Hal Wainwright

Sharon Acker as Estelle Wainwright

Frances Hyland as Mrs. Patterson

Tracey E. Bregman as Ann Thomerson

Jack Blum as Alfred Morris

Matt Craven as Steve Maxwell

Lenore Zann as Maggie

David Eisner as Rudi

Lisa Langlois as Amelia

Michel-René Labelle as Etienne Vercures

Richard Rebiere as Greg Hellman

Lesleh Donaldson as Bernadette O'Hara

Earl Pennington as Lieutenant Tracy

Murray Westgate as Gatekeeper

Jérôme Tiberghien as Prof. Heregood

Maurice Podbrey as Dr. Feinblum

Vlasta Vrana as Bartender

Walter Massey as Conventioneer Leader

Griffith Brewer as Verger

Allan Katz as Ann's Date

Ron Lea as Amelia's Date

Terry Haig as Feinblum's Assistant

Karen Stephen as Ms. Calhoun

Louis Del Grande as Surgeon

Nicholas Kilbertus as Anesthetist

Damir Andrei as Junior Surgeon

Gina Dick as Ingrid

Stephanie Miller as Hospital Nurse

Steven Mayoff as Police Officer

Victor Knight as Conventioneer

Roland Nincheri as Conventioneer

Aram Barkev as Conventioneer

Alan Barnett as Conventioneer

Paul Board as Conventioneer

Marc DeGagne as Conventioneer

Bruce Gooding as Conventioneer

Keith Sutherland as Conventioneer

Herbert Vool as Conventioneer

Len Watt as Conventioneer

Joe Wertheimer as Conventioneer

Nancy Allan as Cheerleader

Karen Hynes as Cheerleader

Tracy-Marie Langdon as Cheerleader

Debbie McGellin as Cheerleader

Kathy Reid as Cheerleader

Lori Timmons as Cheerleader

Debbie Tull as Cheerleader

Lynn Wilson as Cheerleader