After a terrified toy salesman is mysteriously attacked and brought to the hospital, clutching the year's most popular Halloween mask, Dr. Daniel Challis sets out to investigate the strange events and finds himself thrust into a nightmarish conspiracy.

• The De Laurentiis Company
• Tom Atkins
• Stacey Nelkin
• Dan O'Herlihy
• Michael Currie
• Ralph Strait
• Jadeen Barbor
• Brad Schacter
• Garn Stephens