Movies Similar to At the Mercy of Poseidon

Something in the Water(2024)

After lesbian couple Meg and Kayla split following a traumatic homophobic incident, their three friends are intent on mending the rift during the wedding of Lizzie at a paradise resort. But a pre-wedding boat excursion turns to disaster and the wedding breakfast is likely to be the five girls!

5.8

The Secret of Roan Inish(1994)

Ten-year-old Fiona is sent to live with her grandparents in a small fishing village in Donegal, Ireland. She soon learns the local legend that an ancestor of hers married a Selkie – a seal who can turn into a human. Years earlier, her baby brother was washed out to sea and never seen again, so when Fiona spies a naked little boy on the abandoned Isle of Roan Inish, she is compelled to investigate.

6.7

Double Jeopardy(1999)

Libby Parsons, wrongly convicted for her husband Nick's murder, thinks he is still alive and wants to settle the score and find their son. As she has been tried for the crime, she cannot be re-prosecuted if she finds and kills Nick.

6.6

Immortals(2011)

Theseus is a mortal man chosen by Zeus to lead the fight against the ruthless King Hyperion, who is on a rampage across Greece to obtain a weapon that can destroy humanity.

6.0

Immanence(2022)

Radio astronomers discover a mysterious signal in the deep sea that could be contact with extraterrestrials. After several terrifying manifestations threaten their beliefs, the team must fight to survive the ultimate evil.

4.5

Long Lost Son(2006)

Fourteen years after her son and estranged husband were presumed lost at sea, Kristen believes she glimpses them in the background of a friend's recent vacation video.

5.8

Satan's Triangle(1975)

The female survivor of a shipwreck and two Coast Guard helicopter pilots sent to rescue her find themselves trapped in a mysterious part of the ocean known as Satan's Triangle.

5.6

The Boat(2019)

A lone fisherman on his daily run finds himself lost in a thick fog which proves impossible to navigate. The worst is yet to come when his encounter with a seemingly abandoned sailboat becomes a fight for survival against an enemy unknown.

5.4

Örlogsmän(1943)

The trio Erik, Arne and Ingrid have been friends since childhood, the two boys always competing for the affection of Ingrid. At the naval academy Erik gets into a fistfight and is expelled, to instead become a captain of a trading ship. Before he leaves Ingrid and Erik are engaged in secret. Later, when Erik is believed to be lost at sea, Ingrid instead gets engaged with Arne.

5.0

Blue Lagoon: The Awakening(2012)

Two high school students become stranded on a tropical island and must rely on each other for survival. They learn more about themselves and each other while falling in love.

6.4

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Defteri Fisi(2005)

Explorations of the effect nature can have on humans, as explored via a navy officer lost at sea, and a child in a field.

5.5

Terrestrial(2025)

A reunion weekend spirals out of control for four college friends when the host - a science fiction writer on the verge of newfound success - fights to maintain his sense of reality in the face of sudden, uncanny dangers.

0.0

For Those in Peril(2013)

Aaron, a young misfit living in a remote Scottish fishing community, is the lone survivor of a strange fishing accident that claimed the lives of five men including his older brother. Spurred on by sea-going folklore and local superstition, the village blames Aaron for this tragedy, making him an outcast amongst his own people. Steadfastly refusing to believe that his brother has died, he sets out to recover him and the rest of men.

6.1

Nowhere(2023)

A young pregnant woman named Mia escapes from a country at war by hiding in a maritime container aboard a cargo ship. After a violent storm, Mia gives birth to the child while lost at sea, where she must fight to survive.

7.3

Lost Lagoon(1957)

Saddled with a loveless marriage and three ungrateful children, Charlie Walker (Jeffrey Lynn) dreams of escape. When he falls overboard on a boating trip and is presumed dead, his fantasy comes true. He washes up on a Caribbean island and meets a lovely local (Leila Barry). He gets a fresh start at life, opening a resort on his island home. But guilt and a few insurance agents may cut Charlie's dream short.

5.8

In the Heart of the Sea(2015)

In the winter of 1820, the New England whaling ship Essex is assaulted by something no one could believe—a whale of mammoth size and will, and an almost human sense of vengeance.

6.8

To Love, Honor and Deceive(1996)

Sydney Carpenter is a devoted mother to her young son, and is now accustomed to the puzzling existence of her mysterious, non-communicative husband, Matthew. When her husband and son are suddenly lost at sea after a boating accident, Sydney's comfortable existence is shattered. Although overwhelmed by her grief, Sydney cannot ignore the strange pieces from her husband's past that continue to make their way into the present.

5.8

The Blue Lagoon(1980)

Two small children and a ship's cook survive a shipwreck and find safety on an idyllic tropical island. Soon, however, the cook dies and the young boy and girl are left on their own. Days become years and Emmeline and Richard make a home for themselves surrounded by exotic creatures and nature's beauty. But will they ever see civilization again?

6.2

Clash of the Titans(1981)

To win the right to marry his love, the beautiful princess Andromeda, and fulfil his destiny, half-God-half-mortal Perseus must complete various tasks including taming Pegasus, capturing Medusa's head and battling the feared Kraken.

6.9

Benji the Hunted(1987)

Benji has become stranded on a remote island after a boating accident. He finds himself struggling to survive in the wilderness, avoiding close encounters with a wolf, a bear, and a territorial female cougar with her cub.

6.5