A woman tormented by ghostly apparitions and a professor of psychic phenomena investigate other-worldly disturbances and unlock the secret of a malevolent force reaching out for vengeance from beyond the grave.
| Release Date | July 14, 1989 | |
|---|---|---|
| Status | Released | |
| Original Title | Grave Secrets | |
| Runtime | 1h 29min | |
| Budget | — | |
| Revenue | — | |
| Language | English | |
| Original Language | English | |
| Production Countries | United States of America | |
| Production Companies | Planet Productions | |