A young archaeologist believes he is cursed by a mask that causes him to have weird nightmares and possibly to murder. Before committing suicide, he mails the mask to his psychiatrist, Dr. Barnes, who is soon plunged into the nightmare world of the mask.
as Doctor Allan Barnes
as Pam Albright
as Miss Goodrich
as Lieutenant Martin
as Michael Radin
as Doctor Soames
as Professor Quincey
as Anderson (as Bill Bryden)
as Jim Moran
as Mrs. Kelly
as Lab Technician
as Mime in Nightmare
as Museum Guide (as Steven Appleby)
as Self (in introduction added to video version) (uncredited)
as Girl Who Is Killed (uncredited)
as Demon of the Mask (uncredited)
