United States / Feb 01, 1978 / PG
What You Can't See...Can Kill You!
1h 34min
Overall average
5.0/10
Trailer

Videos
Plot
Demonstrating that a little knowledge is a dangerous thing, a convicted strangler studies the paranormal and finds a way to render himself invisible. Once he escapes, he sets out to find and eliminate five women who remind him of the mother he murdered. A police lieutenant sets out to safeguard them and bring the invisible killer to justice.
Main cast
Full cast
| Actor | Role |
|---|---|
| Percy Rodriguez | Captain Wells |
| Alex Dreier | Dr. Ulmer |
| Rayford Barnes | Sgt. Archer |
| Frederick Tully | Detective Sloan |
| Frank Ashmore | Roger Sands - The Invisible Strangler |
| Cesare Danova | Mario |
| Eddie Firestone | Jacobs |
| Bill Overton | Kingsley |
| Jennifer Burton | Policewoman |
| George Cheung | Jim, Medical Examiner |
| Albert Cole | Cop in Alley |
| John Hart | Harbormaster |
| Jo Anne Meredith | Carlotta Sands |
Genres
Science FictionCrimeHorror
Technical details
| Detail | Value |
|---|---|
| Original title | The Astral Factor |
| Original language | English (EN) |
| Spoken languages | English |
| Production countries | United States of America |
| Status | Released |
| Production companies | Jordan/Lyon Productions Ltd. |
| Release date | 1 febbraio 1978 |
| Executive producer | Fred Jordan |
| Production | Earle Lyon |
| Writer | Arthur C. Pierce |
| Editing | Bud S. Isaacs |
| Cinematography | Alan Stensvold |
| Assistant directors | John Florea, Gene Fowler Jr., Arthur C. Pierce, Jane Ficker |
| Camera operators | Alan Stensvold |
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| Additional photography | Alan Stensvold |
| Music | Bill Marx, Alan Oldfield, Richard Hieronymus |
| Sound | Bill Marx, Alan Oldfield, Richard Hieronymus |
Release dates
Theatrical release
TV
Japan / Mar 02, 1981
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