ForSeenItForSeenIt
WATCHDISCOVERLISTSAWARDSBALLOT
Unknown World
Unknown World
Play Trailer
Your Rating

Unknown World

1951
Directed byTerry O. Morse
1h 14m

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

CAST
Bruce KelloggWright Thompson, Jr.Otto WaldisDr. Max A. BauerJim BannonAndrew "Andy" Ostergaard
ForSeenItForSeenIt
WatchDiscoverCompareWatchlistListsAwardsBallotSearch

© 2026 ForSeenIt. Made for film lovers.

This product uses the TMDB API but is not endorsed or certified by TMDB.

v2.22 · CLOUD · code x84 sha e59514b · rev forseentest-00170-wav

Tom Handley
Dr. James Paxton
Dick CoganDr. George Coleman
George BaxterCarlisle Foundation Chairman
Marilyn NashDr. Joan Lindsey
Victor KilianDr. Jeremiah Morley (uncredited)
DETAILS
GENRES
AdventureScience Fiction
STATUSReleased
RATING
4.3

Suggested

Creature from the Black Lagoon
6.8
Creature from the Black Lagoon1954
Fantastic Voyage
6.7
Fantastic Voyage1966
City of Ember
6.3
City of Ember2008
Things to Come
6.5
Things to Come1936
Battle for Terra
6.1
Battle for Terra2007
The Invisible Man
7.5
The Invisible Man1933
Anastasia: Once Upon a Time
5.9
Anastasia: Once Upon a Time2020
Doctor Who: The Runaway Bride
7.8
Doctor Who: The Runaway Bride2006
Project: ALF
5.9
Project: ALF1996
The Damned
6.2
The Damned1962
Dory's Reef Cam
6.0
Dory's Reef Cam2020
Tarzan and the Amazons
6.3
Tarzan and the Amazons1945
Earth to Echo
5.9
Earth to Echo2014
65
6.0
652023
Journey to the Center of the Earth
6.1
Journey to the Center of the Earth2008
Free Solo
7.9
Free Solo2018
Journey 2: The Mysterious Island
6.1
Journey 2: The Mysterious Island2012
Monster High 2
6.8
Monster High 22023
The Andromeda Strain
7.0
The Andromeda Strain1971
Doppelgänger
6.2
Doppelgänger1969
People who rated this

No ratings from ForSeenIt viewers yet.

Where to watch

US
Watch on Philo

Stream

Philo
Philo
Night Flight Plus
Night Flight Plus
Screambox Amazon Channel
Screambox Amazon Channel
FlixFling
FlixFling

Rent

Amazon Video
Amazon Video
FlixFling
FlixFling

Buy

Amazon Video
Amazon Video
FlixFling
FlixFling

Free

Fawesome
Fawesome
Artiflix
Artiflix

Ads

Amazon Prime Video Free with Ads
Amazon Prime Video Free with Ads
Tubi TV
Tubi TV
All Options Powered by JustWatch