Len Cariou
— Jason Brady
Jayne Eastwood
— Alicia Brady
Carol Lazare
— Marion Galbraith
Barry Morse
— Colin Angus Campbell
August Schellenberg
— Ernie Carrick
Jean Lapointe
— Ben Legault
Sean Sullivan
— Rodney Porter
Terry Haig
— Dr. Gendron
Marc Legault
— Léo
Vlasta Vrana
— Gendron's colleague
Peter MacNeill
— Jack Williamson