Dynamic Watchlist Hub: Apr 19, 2026

10 Best Movies Like The Sea Serpent

If you loved The Sea Serpent, we've curated the perfect watchlist for you based on shared genres, themes, and directorial style.

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Expert Review & Ratings

See our full critical analysis and audience score for The Sea Serpent.

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#1
Dark Light

Dark Light

2019★ 6.1

Why watch this? A perfect follow-up to The Sea Serpent for fans of Horror. It captures a similar spine-chilling atmosphere.

A woman returns to her family home and discovers it to be inhabited by monsters....

#2
Island of Terror

Island of Terror

1966★ 5.9

Why watch this? A perfect follow-up to The Sea Serpent for fans of Horror. It captures a similar spine-chilling atmosphere.

A small island community is overrun with creeping, blobbish, tentacled monsters which liquefy and digest the bones from living creatures. The community struggles to fight back....

#3
Underwater

Underwater

2020★ 6.3

Why watch this? A perfect follow-up to The Sea Serpent for fans of Horror. It captures a similar spine-chilling atmosphere.

After an earthquake destroys their underwater station, six researchers must navigate two miles along the dangerous, unknown depths of the ocean floor to make it to safety in a race...

#4
The Asphyx

The Asphyx

1972★ 6.0

Why watch this? A perfect follow-up to The Sea Serpent for fans of Horror. It captures a similar spine-chilling atmosphere.

Hugo is a brilliant turn-of-the-century scientist, loved and respected by his family and friends, admired by his colleagues. But he is a man quickly becoming obsessed with a curiou...

#5
Splinter

Splinter

2008★ 6.2

Why watch this? A perfect follow-up to The Sea Serpent for fans of Horror. It captures a similar spine-chilling atmosphere.

When their plans for a nature trip go awry, Polly and boyfriend Seth decide to check into a motel. On their way, they're carjacked and kidnapped by low-rent crooks Dennis and Lacey...

#6
Sweetheart

Sweetheart

2019★ 6.4

Why watch this? A perfect follow-up to The Sea Serpent for fans of Horror. It captures a similar spine-chilling atmosphere.

Jenn has washed ashore a small tropical island and it doesn’t take her long to realize she’s completely alone. She must spend her days not only surviving the elements, but must als...

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