Jan-Michael Vincent
Dr. Ron Shepherd
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An underground government facility is locked down by its A.I.-controlled computer when an alien entity travels through a dimensional portal and threatens the lives of everybody inside.
Top Billed Cast
| Release Date | 1990-05-04 |
|---|---|
| Runtime | 1h 32m |
| Directors | Harry Bromley Davenport, Nathaniel Massey, Marion Malone |
| Producers | John A. Curtis, Lloyd A. Simandl, Michael Mazo, John A. Curtis, John Eyres, Geoff Griffith, Lloyd A. Simandl, John Proust, N. John Smith, A. William Smyth, James R. Westwell |
| Writers | John A. Curtis, Stephen Lister, Robert Smith, Edward Kovach |
