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Unknown World (1951) poster
Movie

Unknown World

Drilling into the forbidding depths of the earth!

4.4(34)19511h 14m
IMDb

Unknown World is streaming on Cultpix in Mexico. Availability checked 10 June 2026.

Where to watch Unknown World

🇲🇽 Mexico

Good to know

Director
Terry O. Morse
Release date
1951-10-26
Runtime
1h 14m
Language
English
Status
Released
Country
United States of America
Studio
Lippert Pictures

About Unknown World

Unknown World is a 1951 movie in the Adventure and Science Fiction genres, directed by Terry O. Morse, starring Bruce Kellogg, Otto Waldis and Jim Bannon. It has a runtime of 1 hour 14 minutes. It holds an average rating of 4.4/10 from 34 viewers. Below you can see where to watch Unknown World in Mexico — across streaming, rental and purchase options — along with the full cast, trailer and viewer reviews.

Synopsis

With the cyclotram, an atomic-powered rock-boring vehicle, Dr. Jerimiah Morley leads an expedition into a subterranean world.

Cast

Themes & keywords

caveexplorationscientific expeditiontunnelunderground lakesubterranean worldunderground cavernwoman scientistpoison gas

Frequently asked questions

Where can I watch Unknown World in Mexico?+

In Mexico, you can stream Unknown World on Cultpix.

Is Unknown World on Netflix?+

Unknown World is not on Netflix in Mexico right now, but you can stream it on Cultpix.

How long is Unknown World?+

Unknown World has a runtime of 1 hour 14 minutes (74 minutes).

Who stars in Unknown World?+

Unknown World stars Bruce Kellogg, Otto Waldis, Jim Bannon, Tom Handley and Dick Cogan.

When did Unknown World come out?+

Unknown World is a 1951 movie directed by Terry O. Morse.

What genre is Unknown World?+

Unknown World is Adventure and Science Fiction film.

Who directed Unknown World?+

Unknown World was directed by Terry O. Morse.

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