Roger St. Luc
Rollo Linsky
Nurse Forsythe
Nicholas Tudor (as Alan Migicovsky)
Janine Tudor
Betts
Merrick
Detective Heller (as Barry Boldero)
Mr. Guilbault (as Camille Ducharme)
Mrs. Guilbault (as Hanka Posnanska)
Doorman
Kresimer Sviben
Benda Sviben
Delivery Boy
Parkins
Miss Lewis
Mr. Wolfe
Olive
Vi
Mona Wheatley
Mother at Elevator
Elevator Daughter (as Kirsten Bishopric)
Emil Hobbes
Garbage Room Man
Laundry Woman
Annabelle
Boy
Girl
Bearded Man (as Roy Whittan)
First Elevator Man
Second Elevator Man
Infected Crowd Member / Stabbed Shoulder (uncredited)