Danielle Breton / Dominique Blanchion
Grace Collier
Joseph Larch
Emil Breton
Phillip Woode
Arthur McLennen
Mrs. Collier
Detective Kelly
Louise Wilanski
Arlene
Lobster child (uncredited)
African Room Waiter (uncredited)
Elaine D'Anna (uncredited)
Guard (uncredited)
Druggist (uncredited)
Extra (uncredited)
Hospital Attendant (uncredited)