Parental rating Approved
Audience
Late-night watchers, Genre loyalists
Tags
1950s, 20th century, albino, archaeologist, creature, earthquake, expedition, glacier, mushroom, ritual, sacrifice, usa, year 1956, hidden civilization, prologue, underground civilization, mesopotamia
Country of origin
United States
Director
Actors
John Agar
Actor
Cynthia Patrick
Actor
Hugh Beaumont
Actor
Alan Napier
Actor
Nestor Paiva
Actor
Phil Chambers
Actor
Rodd Redwing
Actor
Robin Hughes
Actor
Eddie Parker
Actor
Frank Baxter
Actor
Robert F. Hoy
Actor
J
Joe Abdullah
Actor
Y
Yvonne de Lavallade
Actor
J
John Dodsworth
Actor
A
Arthur D. Gilmour
Actor
Studios
How it's rated
Mean rating 5.2/10·Aggregated from 7.7k voters across the web.
Reviews
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