Most Similar Movies to At the Earth's Core (1976)
If you are looking for movies like At the Earth's Core (1976), you might like movies tagged with keyword : science fiction, adventure, fantasy, action, monsters, 1970s, classic film, novel adaptation, special effects, british film, family-friendly, nostalgia, b-movie, alternate world, prehistoric creatures, peter cushing, primitive tribe, sci-fi adventure, dinosaurs .
The People That Time Forgot (1977), The Lost World (1925), The Valley of Gwangi (1969), King Kong (1976), The Land That Time Forgot (1975), Sinbad and the Eye of the Tiger (1977), Journey to the Center of the Earth (2008) ... Let's take a look at the following list...

The People That Time Forgot (1977)
In 1919, a British expedition in the Antarctica region is searching for a lost American explorer and finds a hidden prehistoric world instead.
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The Lost World (1925)
Explorers (Bessie Love, Wallace Beery, Lewis Stone) find dinosaurs in the Amazon and bring one back to London.
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The Valley of Gwangi (1969)
A cowboy named Tuck Kirby seeks fame and fortune by capturing an Allosaurus living in the Forbidden Valley and putting it in a Mexican circus. His victim, called the Gwangi, turns out to have an aversion to being shown in public.
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King Kong (1976)
A petroleum exploration expedition comes to an isolated island and encounters a colossal giant gorilla.
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The Land That Time Forgot (1975)
During World War I, a German U-boat sinks a British ship and takes the survivors on board. After it takes a wrong turn, the submarine takes them to the unknown land of Caprona, where they find dinosaurs and neanderthals.
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Sinbad and the Eye of the Tiger (1977)
Sinbad The Sailor sails to deliver a cursed prince to a dangerous island in the face of deadly opposition from a powerful witch.
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Journey to the Center of the Earth (2008)
On a quest to find out what happened to his missing brother, a scientist, his nephew and their mountain guide discover a fantastic and dangerous lost world in the center of the earth.
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Flora and Ulysses (2020)
When Flora rescues a squirrel she names Ulysses, she is amazed to discover he possesses unique superhero powers, which take them on an adventure of humorous complications that ultimately change Flora's life and her outlook forever.
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King Kong (2005)
A greedy film producer assembles a team of moviemakers and sets out for the infamous Skull Island, where they find more than just cannibalistic natives.
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Josh Kirby... Time Warrior! Journey to the Magic Cavern (1996)
Josh crash-lands in a cavern populated by tormented mushroom-people and encounters evil Dr. Zoetrope.
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The Golden Voyage of Sinbad (1973)
Sinbad and the vizier of Marabia, followed by evil magician Koura, seek the three golden tablets that can gain them access to the ancient temple of the Oracle of All Knowledge.
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Steven Universe: The Movie (2019)
Steven thinks he is done defending the Earth until a new threat arrives.
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The Great Ghost Rescue (2011)
An average soldier is caught up in the cogs of an inhuman war machine during the First World War...
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Castle in the Sky (1986)
Two orphans, one with a levitation stone, search for lost treasure and the keys to their past in a legendary floating city.
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20,000 Leagues Under the Sea (1916)
A French professor and his daughter accompany Captain Nemo on an adventure aboard a submarine.
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Krull (1983)
A prince and a fellowship of companions set out to rescue his bride from a fortress of alien invaders who have arrived on their home planet.
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Captain Nemo and the Underwater City (1969)
When Captain Nemo saves the passengers of a sinking ship and takes them to his Utopian underwater city he discovers that not all of his guests agree to remain there forever.
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Knights of Badassdom (2013)
Live-action role players conjure up a demon from Hell by mistake and they must deal with the consequences.
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