Joyce Webster, aka Jane Marvin
Dr. Eric Lorimer
Manon
Dr. Mark Sinclair
Mrs. Lavinia Hawthorne
Paul Webster
Dr. Wayne McGregor
Patient 'Number Six' (uncredited)
Conductor
Porter
1st Male Nurse (uncredited)
Louann
Third Male Nurse (uncredited)
Alligator-headed Paul
Toby
2nd Male Nurse (uncredited)
