Plot Explained Spoilers guaranteed!
Plot Explained

Browse by genre

The Bermuda Triangle (1979) movie poster

Timeline

The Bermuda Triangle (1979) Timeline Explained – Every Event in Order

Release, runtime and language
1979 · 93 mins · English
Directed by
Richard Friedenberg
Starring
Warren J. Kemmerling, Albert Hall, Tommy G. Kendrick, Glenn Morshower, Warren Munson, Joel Kenney

Documentary on with strange goings-on in the ‘devil’s triangle’.

On this page (6)
  1. 1 Where to watch
  2. 2 Events in order (11)
  3. 3 Timeline questions answered
  4. 4 Movie threads
  5. 5 Movies like The Bermuda Triangle
  6. 6 Every angle

Where to watch

Where to Watch The Bermuda Triangle (1979)

Where can you watch The Bermuda Triangle? Stream, rent or buy it in the US, including on Eternal Family, FlixFling and History Vault: current JustWatch availability with up-to-date prices.

Streaming availability powered by JustWatch

11 events in order · contains spoilers

The Bermuda Triangle Timeline: Events in Chronological Order

Every key event of The Bermuda Triangle (1979) in order, scene by scene, with when and where it takes place. Use it to untangle flashbacks, time jumps and parallel storylines, to refresh your memory before the sequel or to find the exact scene you are thinking of.

  1. Black Whale III Sets Sail for Atlantis

    The boat Black Whale III departs into the Bermuda Triangle with the Marvin family aboard, aiming to locate the remains of Atlantis. During the journey, they come across a mysterious floating doll, which Diana Marvin claims as her own. The crew begins their quest, unaware of the darker forces at play.

    Where
    Bermuda Triangle
  2. Diana Takes the Doll

    Diana Marvin, the youngest family member, discovers and takes ownership of the floating doll. Soon after, she starts exhibiting strange behavior, including warnings that everyone will die and revealing the order of their deaths. Her possession by the doll causes growing concern among the crew.

  3. Diana's Possession Escalates

    Diana begins displaying increasingly disturbing behaviors, including locking the ship's cook in the freezer. Her threatening statements and mysterious influence create chaos on the ship, as the crew struggles to understand her change in personality.

  4. Mysterious SOS Signal

    The ship follows a Fresnel lens signal that broadcasts an SOS, despite nothing showing up on radar. The crew decides to abandon their ongoing search for Atlantis after the signal reveals itself as originating from a ship lost years ago, adding to the unsettling atmosphere.

  5. Arrival at Underwater Ruins

    Black Whale III reaches its destination, and the crew begins exploring underwater ruins via scuba. During the exploration, a submarine earthquake occurs, causing a collapse that injures Michelle Marvin’s legs, highlighting the dangers lurking beneath the water.

    Where
    Underwater ruins
  6. Ship Gets Stranded in a Storm

    The ship attempts to head to Bimini for help but becomes trapped in a violent storm. It hits rocks, damaging its engines and helm, rendering it immobile. The storm intensifies the peril, and crew members face life-threatening challenges amidst the chaos.

    Where
    Bermuda Triangle
  7. Deaths During the Storm

    During the storm, the ship's cook dies in an apparent accident, and Diana's parents are swept overboard while searching for her. The violent weather causes critical damage to the ship, and the crew faces increasing danger and disorientation.

    Where
    Onboard the ship
  8. Michelle Needs Medical Help

    Michelle Marvin’s legs are crushed in the earthquake, and the crew tries to reach the island of Bimini for medical aid. Michelle and a crew member leave onboard in a motorboat, but sadly, Michelle dies during the voyage as they become lost at sea.

    Where
    At sea near Bimini
  9. The Deaths of Diana’s Relatives

    Diana’s aunt and uncle are mysteriously killed, believed to be victims of the doll’s influence. As the supernatural events unfold, the family’s relatives succumb one by one, heightening the sense of malevolent forces at work.

  10. Black Whale III Tries to Signal for Help

    Back on the stranded ship, the captain attempts to send distress signals. They receive haunting responses, including echoes of their own previous distress calls, suggesting a supernatural or cyclical phenomenon tied to the lost ship.

    Where
    Onboard the ship
  11. Contact with Bimini & Disappearance

    They manage to contact Bimini and explain their dire situation, but the radar operator dismisses their story as implausible, revealing that the Black Whale III vanished twelve years ago with the Marvin family aboard. The ship then disappears, leaving the doll floating in the water as the story ends.

    Where
    Bimini

Last updated: August 19, 2025 at 05:15

Was this helpful?

Timeline questions answered

The Bermuda Triangle Timeline Explained: Your Questions Answered

When does it happen, and why in that order? The questions people ask about the chronology of The Bermuda Triangle (1979): time jumps, flashbacks, cause and effect between scenes and the correct order of events, each answered with spoilers.

Q1

Why does the doll influence Diana Marvin?

The doll appears to possess supernatural qualities from the moment it's discovered floating in the ocean. Diana is drawn to it immediately, and once she claims ownership, the doll begins exerting a sinister influence over her, causing her to predict deaths and exhibit violent behavior. The movie suggests the doll is inhabited by a malevolent force that uses Diana as its vessel.

Foreshadowing: The doll floats ominously in the water before Diana claims it, signaling its supernatural origin.

  • diana marion
  • cursed doll
  • possession
  • supernatural
  • bermuda triangle movie
Q2

How could the ship respond to an SOS that didn't show on radar?

The SOS signal was broadcast through a Fresnel lens, a type of lighthouse lens that can transmit signals differently than conventional radio. Nothing appeared on radar because the signal originated from a source outside normal detection, the ship lost years ago that was broadcasting from within the Bermuda Triangle's mysterious boundaries. This establishes the supernatural nature of the zone.

  • sos signal
  • fresnel lens
  • radar
  • bermuda triangle mystery
  • ghost ship
Q3

What happens to Michelle Marvin on the motorboat?

Michelle, whose legs were crushed during the underwater earthquake, is transported via motorboat toward Bimini for medical attention along with a crew member. During the perilous voyage, Michelle dies from her injuries while the boat becomes lost at sea. Both the boat and its passengers ultimately vanish without a trace, adding to the film's mysterious casualties.

Foreshadowing: Michelle's severe leg injury from the earthquake made her dependent on others for escape, foreshadowing her vulnerable fate.

  • michelle marvin
  • motorboat
  • bimini
  • death at sea
  • leg injury
Q4

How do Diana's aunt and uncle die?

Diana's aunt and uncle are killed under mysterious circumstances that the film attributes to the doll's influence. As Diana becomes more possessed, the malevolent force connected to the doll extends its reach beyond Diana herself, causing her relatives to die in ways that seem supernatural or coerced, similar to how Diana was controlled.

Foreshadowing: Diana's escalating possession and violent behaviors signal that the doll's power is growing beyond just controlling her.

  • aunt
  • uncle
  • diana relatives
  • doll curse
  • deaths
Q5

Why does the radar operator say the ship was reported missing 12 years ago?

The radar operator at Bimini reveals that the Black Whale III was reported missing twelve years earlier with the Marvin family aboard. This shocking revelation indicates that the current voyage is not happening in real time, the family has been lost in the Bermuda Triangle for over a decade, suggesting they are either trapped in a time loop or are ghosts experiencing their final moments.

Foreshadowing: The strange SOS signal from a ship lost years ago, combined with the eerie echoes of previous distress calls, hinted at the ship's temporal displacement.

  • radar operator
  • 12 years
  • missing ship
  • time loop
  • bimini
  • twist ending
Q6

Why do the distress signals echo with the ship's own previous calls?

When the captain attempts to send distress signals, the responses they receive are eerie echoes of their own previous distress calls. This phenomenon suggests the ship exists in a cyclical or supernatural time loop within the Bermuda Triangle, where past and present communications overlap, reinforcing the film's theme of being trapped in an endless tragedy.

Foreshadowing: The decision to abandon the SOS signal from the lost ship earlier suggests the crew is unaware they're experiencing a similar fate.

  • distress signals
  • echoes
  • time loop
  • supernatural
  • communication
Q7

What happens to Diana's parents during the storm?

During the violent storm that damages the ship, Diana's parents are swept overboard while frantically searching for her. Their deaths occur as they attempt to protect their daughter, but they become additional victims of the escalating catastrophe. Their disappearance adds to the film's sense of inescapable tragedy.

  • parents
  • swept overboard
  • storm
  • diana family
  • death
Q8

Why does Diana lock the ship's cook in the freezer?

Diana, under the doll's possession, locks the ship's cook in the freezer as part of her increasingly disturbing behavior. The cook nearly dies from cold exposure before being rescued. This incident demonstrates the doll's control over Diana, causing her to commit violent acts against the crew and accelerating the mounting tensions on the ship.

Foreshadowing: Diana's early warnings about everyone dying and her accurate predictions of the death order establish her as a vessel for the doll's malevolent purpose.

  • cook
  • freezer
  • diana possession
  • locked in freezer
  • violent behavior
Q9

What causes the underwater earthquake at the ruins?

A sudden submarine earthquake strikes while the crew explores the underwater ruins believed to be linked to Atlantis. The earthquake causes a collapse that tragically crushes Michelle Marvin's legs, severely injuring her. This natural disaster occurring within the mystical ruins underscores the dangers of the Bermuda Triangle's underwater landscape.

Foreshadowing: The crew's decision to explore the dangerous underwater ruins despite the mysterious warnings sets the stage for this pivotal injury.

  • earthquake
  • underwater ruins
  • atlantis
  • michelle injury
  • submarine
Q10

What does the floating doll at the end symbolize?

The sinister doll that started the chain of events is left floating in the water as the Black Whale III disappears into the depths. This image symbolizes the enduring, unresolved mystery of the Bermuda Triangle and suggests the cycle of tragedy will continue, the malevolent force embodied by the doll remains active, ready to claim future victims.

  • floating doll
  • ending
  • symbolism
  • bermuda triangle mystery
  • unresolved
Q11

Why can't the ship reach Bimini for help?

After the underwater earthquake, the crew attempts to sail to Bimini for medical aid, but a fierce storm strikes and the ship hits rocks, damaging both the engines and steering mechanisms. This leaves the Black Whale III immobile and unable to escape, trapping the crew in the Bermuda Triangle as more tragedies unfold.

  • bimini
  • ship damaged
  • rocks
  • storm
  • engines
  • steering
Q12

How does Diana know the order of the deaths?

Diana accurately predicts the order in which the crew and family members will die, including specifying who will perish and in what sequence. This foresight comes from the doll's supernatural influence over her, granting her eerie knowledge of the tragic events to come. Her predictions create widespread dread and establish the film's fatalistic tone.

Foreshadowing: The discovery of the mysterious doll immediately precedes Diana's transformation and her disturbing prophetic abilities.

  • diana predictions
  • death order
  • prophecy
  • supernatural knowledge
  • foreshadowing

Movie threads

More Movies Like The Bermuda Triangle, by Mood & Story

Curated lists built around what makes The Bermuda Triangle tick: the same mood, the same kind of story or the same emotional payoff. Each list explains why these movies belong together.

Doomed Voyages into the Supernatural like in The Bermuda Triangle

Stories of sea journeys consumed by an ancient, malevolent force. If you liked the maritime mystery and supernatural dread of The Bermuda Triangle, this list is for you. Explore other movies about cursed sea journeys, doomed explorations, and supernatural forces overwhelming a crew. These films share a dark tone, heavy emotional weight, and a bleak sense of inevitable tragedy.

  • sinister
  • dreadful
  • ominous
  • mysterious
  • tragic
  • unsettling
  • Tone: dark, ominous, dreadful
  • Pacing: steady, methodical
Why these movies?

The story pattern: These narratives typically follow a linear progression into a zone of danger, where logical explanations fail and a supernatural curse takes hold. Characters, often bound by a shared goal, face a series of escalating, inexplicable events that lead to their demise. The journey is less about survival and more about documenting a descent into an inescapable fate.

Why they belong together: Movies are grouped here for their shared core of a voyage threatened by paranormal phenomena, a consistently dark and ominous mood, and a narrative structure that builds tension towards a tragic, often unresolved conclusion. They tap into primal fears of the unknown and the powerlessness of humanity against ancient curses.

Documentary-Style Supernatural Dread like in The Bermuda Triangle

A methodical, investigative approach to unexplained phenomena that chills to the bone. Seeking more movies with the investigative, pseudo-documentary feel of The Bermuda Triangle? This list features films that use a methodical, realistic approach to unravel supernatural mysteries. You'll find similar stories with a steady pace, high tension, and a bleak, heavy tone that leaves you questioning what's real.

  • anxious
  • unsettling
  • mysterious
  • sinister
  • dreadful
  • investigative
  • Tone: dark, unsettling, anxious
  • Pacing: steady, cumulative
Why these movies?

The story pattern: The narrative pattern mimics an investigation or report, presenting events in a seemingly factual manner that slowly reveals an overwhelming supernatural truth. There is often a framing device of research or inquiry, which makes the eventual descent into horror and tragedy feel more credible and consequently more terrifying. The ending typically offers no closure, only a deepened mystery.

Why they belong together: These films are united by their formal approach—using documentary techniques to ground supernatural horror—and their resulting tone of credible dread. They share a steady, cumulative pacing that methodically builds anxiety and a high intensity derived from the juxtaposition of realism with the inexplicable.

If you liked this

Movies Like The Bermuda Triangle

Similar movies to The Bermuda Triangle: the same genre, themes or kind of story. Each one comes with its own plot summary, timeline and ending explained.

Browse all movie summaries

Every angle

The Bermuda Triangle (1979) Explained: Plot, Timeline & Characters

Everything about The Bermuda Triangle in one place: what happens in the plot summary, the timeline in chronological order, the characters and meaning and a spoiler-free summary. What's After the Movie adds the cast, box office and post-credit scenes.

Coming soon on iOS and Android

The Plot Explained Movie Summary App

Plot summaries, endings explained and timelines on your phone. Catch up on any movie in minutes, save your favorites and never miss a twist again.

Be the first to know when we launch. Your email stays private, always.

Learn more about the app