Skip to content
What's After the Movie?
Sci-fi horror film

Beyond Atlantis (1973): Cast, Plot & Where to Watch

Beyond Atlantis (1973) movie poster

Beyond Atlantis is a 1973 sci-fi horror film directed by Eddie Romero, starring Leigh Christian as Syrene, Vic Diaz and Sid Haig. It runs 1 hour 31 minutes. Stream it on Amazon MX Player and ARROW, or rent or buy it on Amazon Video and FlixFling.

Beyond Atlantis (1973) movie poster
Released
Runtime
1h 31m (91 min)
Director
Eddie Romero
Genres
Sci-Fi , Fantasy , Horror
Original language
English
After the credits
No No extra scene
The story

What Is Beyond Atlantis About?

The premise of Beyond Atlantis without spoilers. The whole story is in the plot summary further down.

An isolated island, long forgotten by nature, is invaded by modern explorers. Its native inhabitants are half‑human, half‑fish beings who protect a rumored buried treasure. A group of adventurers arrives, determined to claim the fortune, sparking a clash between the intruders and the mysterious island dwellers.

Beyond Atlantis Themes & Keywords

· 45 tags
  • cockfighting
  • lost civilization
  • treasure seeker
  • greed
  • coral reef
  • bikini
  • piranha
  • psychotronic film
  • underwater scene
  • two word title
  • place name in title
  • place in title
+33 more
  • island adventure
  • band
  • island
  • native
  • alcohol
  • fight
  • funeral
  • animal attack
  • bald man
  • knife
  • blood
  • scuba diving
  • camera
  • goatee
  • massage
  • gambling
  • money
  • cigar smoking
  • nightclub
  • speared in the back
  • handgun
  • net
  • tribe
  • necklace
  • boat
  • crab
  • breeding
  • pearl
  • kidnapping
  • ocean
  • cult
  • water
  • independent film
Where to watch

Where to Watch Beyond Atlantis

Stream it on Amazon MX Player and ARROW, or rent or buy it from Amazon Video and FlixFling. US availability and prices from JustWatch.

Streaming availability in the US, powered by JustWatch logo

Cast & crew

Beyond Atlantis Cast & Characters

Leigh Christian leads the cast as Syrene, with Vic Diaz as Manuel the Barracuda and Sid Haig as East Eddie. Directed by Eddie Romero; 13 actors are credited in all.

Plot

Beyond Atlantis Plot Summary

What happens in Beyond Atlantis from start to finish, spoilers included, with a timeline of 12 key events. The opening is below; the full summary is a 3-minute read.

Spoilers ahead

A man brings Syrene, Leigh Christian, to a remote island, and she pays him with pearls. The islanders look inbred and bear oversized eyes, and they kill any intruders they find. The landscape blends rugged shores with strange, living reefs, and the air feels heavy with secrets kept by generations of sailors who vanished into the sea. The mood is tense, with every rustle of water and every distant cry hinting at dangers both human and supernatural.

Full summary

The whole story of Beyond Atlantis, scene by scene

Read the full summary
Quiz

How Well Do You Know Beyond Atlantis?

9 questions about the story, each with a hint if you get stuck. Pick an answer to see whether you were right.

Question 1 of 9

  1. Question 1: not answered
  2. Question 2: not answered
  3. Question 3: not answered
  4. Question 4: not answered
  5. Question 5: not answered
  6. Question 6: not answered
  7. Question 7: not answered
  8. Question 8: not answered
  9. Question 9: not answered

Which actress portrays the sea‑dwelling woman Syrene?

Cars

Cars in Beyond Atlantis

2 cars on screen: the 1968 Toyota Corona and the 1955 Chevrolet Two-Ten.

  • 1968 Toyota Corona in Beyond Atlantis 1968 Toyota Corona Minor role
  • 1955 Chevrolet Two-Ten in Beyond Atlantis 1955 Chevrolet Two-Ten Background role
Details

Beyond Atlantis Also Known As

5 alternative titles, including “Sea Creatures” and “Dincolo de Atlantida”.

Also known as
  • Sea Creatures
  • Dincolo de Atlantida
  • Atlântida
  • O Continente Perdido
  • 亚特兰蒂斯神话

Seen Beyond Atlantis?

FAQ

Beyond Atlantis FAQ: Where to Watch, Cast & Runtime

Runtime, release date, director, cast, where to watch and post-credit scenes of Beyond Atlantis, each answered in a sentence.

How long is Beyond Atlantis?

Beyond Atlantis runs 1 hour 31 minutes (91 minutes).

When was Beyond Atlantis released?

Beyond Atlantis was released on September 1, 1973.

Who directed Beyond Atlantis?

Beyond Atlantis was directed by Eddie Romero.

More films by Eddie Romero

Who is in the cast of Beyond Atlantis?

Beyond Atlantis stars Leigh Christian as Syrene, Vic Diaz as Manuel the Barracuda and Sid Haig as East Eddie, among 13 credited actors.

Where can I watch Beyond Atlantis?

In the US, Beyond Atlantis is streaming on Amazon MX Player, ARROW and Cineverse and available to rent or buy on Amazon Video and FlixFling (availability from JustWatch).

Does Beyond Atlantis have a post-credit scene?

No. Beyond Atlantis has no extra scene during or after the credits.

Coming soon to your phone

The Plot Explained Movie Summary App

From blockbusters to hidden gems: plot summaries, endings explained and timelines on your phone. Save your favorites and never miss a twist again.

Be the first to know when it launches. Your email stays private, always. Learn more about the app