Cthulhu is the main antagonist of the 2020 science-fiction thriller/horror film Underwater. In the film, Cthulhu has been reinterpreted and simplified as a very large organism, and has no known supernatural powers, sapience, or extraterrestrial origins. Nor does the sight of him invoke madness and insanity in the other characters. In the plot, Cthulhu is the alpha creature to a large swarm of underwater spawns, possibly Deep Ones or Xothians, but also never named in the film. He seems to behave
Was Underwater the only time Cthulhu has made an appearance in his entirety in a Cthulhu movie or am I mistaken? - Quora
Underwater Cthulhu Appears
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Cthulhu/Gallery, Villains Wiki
Cthylla, Villains Wiki
Underwater' Director Shares Creature Concept Art and Talks About How He Got THAT Monster in the Movie [Exclusive] - Bloody Disgusting
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Portal dos Mitos: Abhoth
If the Cthulhu Mythos was real, how well would our military and general modern technology fare against Cthulhu and the other Old Ones? - Quora
Underwater: What Cthulhu Means For A Sequel
Cthulhu ratings — EYEZ N TEEF
GODZILLA 2019 VS CTHULU (Underwater Movie Monster)