(Le porte dell'inferno)

Content: As part of a science experiment, a man has spent a record-breaking length of time alone down a hole, but an hour before he's due to re-emerge, something goes wrong and his colleagues have to go in to rescue him.

Countries:

Italy

Genres:

Horror

Runtime:

90 minutes

Year:

1989

Directors:

Umberto Lenzi

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Production companies:

Alpha Cinematografica

Actors:

Erna

Paul

Manfred

Dr. Johns

Maurizio

Crews:

Screenplay

Producer

Director

Producer

Story