Movie

Unknown Island

“Spectacular! Living monsters of pre-history alive before your eyes - in a hidden island in the Pacific!”

★ 5.2(25)19481h 15m

Unknown Island isn't available to stream, rent or buy in Mexico right now. Availability changes often, so check back soon. Availability checked 12 June 2026.

Where to watch Unknown Island

🇲🇽 Mexico

No streaming, rental or purchase options are listed in Mexico right now. Availability changes often — try switching your region in the header.

Streaming in other regions

🇦🇹 AT🇩🇪 DE🇪🇸 ES🇫🇷 FR🇺🇸 US

Good to know

Director: Jack Bernhard
Release date: 1948-10-15
Runtime: 1h 15m
Language: English
Status: Released
Country: United States of America
Studio: Albert Jay Cohen Productions

Unknown Island — trailer

About Unknown Island

Unknown Island is a 1948 movie in the Science Fiction, Horror and Adventure genres, directed by Jack Bernhard, starring Virginia Grey, Phillip Reed and Richard Denning. It has a runtime of 1 hour 15 minutes. It holds an average rating of 5.2/10 from 25 viewers. Below you can see where to watch Unknown Island in Mexico — across streaming, rental and purchase options — along with the full cast, trailer and viewer reviews.

Synopsis

Adventure-seeker Ted Osborne has convinced his finacee Carole to finance his expedition to an uncharted South Pacific island supposedly populated with dinosaurs...

Cast

Virginia Grey

Carole Lane

Phillip Reed

Ted Osborne

Richard Denning

John Fairbanks

Barton MacLane

Capt. Tarnowski

Dick Wessel

Sanderson, 1st Mate

Dan White

Crewman Edwards

Harry 'Snub' Pollard

Extra in Dive, Pointing Out Tarnowski

Ray Corrigan

Monster (uncredited)

Themes & keywords

islandfireboattyrannosaurus rexexpeditionslothprehistoric creaturedinosaurlost world

Frequently asked questions

Where can I watch Unknown Island in Mexico?+

Unknown Island is not currently listed on any streaming, rental or purchase service in Mexico. Availability changes often, so check back or switch your region.

Is Unknown Island on Netflix?+

Unknown Island is not on Netflix in Mexico right now.

How long is Unknown Island?+

Unknown Island has a runtime of 1 hour 15 minutes (75 minutes).

Who stars in Unknown Island?+

Unknown Island stars Virginia Grey, Phillip Reed, Richard Denning, Barton MacLane and Dick Wessel.

When did Unknown Island come out?+

Unknown Island is a 1948 movie directed by Jack Bernhard.

What genre is Unknown Island?+

Unknown Island is Science Fiction, Horror and Adventure film.

Who directed Unknown Island?+

Unknown Island was directed by Jack Bernhard.