Synopsis
When Dr. Pieter Fales' patients start receiving ominous letters and getting murdered by an unknown black-clad assailant, he and his daughter both come under suspicion.
Key facts
Original language
English
Production companies
The Cannon Group
Home video distributors
MCA Videocassette (United States), Cannon Video (United States)
Trailer
Stills
Reviews
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VHS & home video releases
| VHS | MCA Videocassette (cat. no. VHS55022) | 1981, United States, slipcase |
| VHS | Cannon Video (cat. no. 31015) | 1988, United States, slipcase |
Versions & editions
| Home video VHS | United States | 1981 VHS55022 |
| Home video VHS | United States | 1988 31015 |
