82		Timeline (Action, Adventure, Sci-Fi, 2003)
75		Superman (Sci-Fi, 1948)
75		Radar Men from the Moon (Action, Sci-Fi, 1952)
72		Flash Gordon (Action, Adventure, Sci-Fi, 1936)
70		Darkest Africa (Action, Adventure, Romance, Sci-Fi, 1936)
70		Atlantis, the Lost Continent (Adventure, Sci-Fi, 1961)
67		Divergent (Adventure, Mystery, Sci-Fi, 2014)
67		Brick Bradford (Action, Adventure, Sci-Fi, 1947)
65		Jungle Jim in the Forbidden Land (Sci-Fi, Adventure, 1952)
62		John Carter (Action, Adventure, Sci-Fi, 2012)
60		Our Man Flint (Action, Adventure, Comedy, Sci-Fi, 1966)
60		Bruce Gentry (Action, Adventure, Crime, Sci-Fi, 1949)
60		Titan A.E. (Animation, Action, Adventure, Sci-Fi, 2000)
59		The Satan Bug (Crime, Mystery, Sci-Fi, 1965)
57		Escape from L.A. (Action, Adventure, Sci-Fi, 1996)
57		The Invisible Woman (Comedy, Romance, Sci-Fi, 1940)
55		Underdog (Action, Adventure, Comedy, Sci-Fi, 2007)
55		Sleeper (Comedy, Sci-Fi, 1973)
55		Superman (Action, Adventure, Drama, Sci-Fi, 1978)
55		Buck Rogers (Romance, Sci-Fi, 1977)
55		The Black Hole (Action, Sci-Fi, 1979)
54		Adventures of Captain Marvel (Action, Adventure, Fantasy, Sci-Fi, 1941)
54		The Phantom Empire (Musical, Sci-Fi, Western, 1935)
53		Iron Man (Action, Adventure, Sci-Fi, 2008)
53		Edge of Tomorrow (Action, Adventure, Sci-Fi, 2014)
52		Vice (Action, Adventure, Sci-Fi, 2015)
52		TRON (Action, Adventure, Sci-Fi, 2010)
52		Man Made Monster (Drama, Horror, Sci-Fi, 1941)
50		Escape from New York (Action, Sci-Fi, 1981)
50		The Silencers (Action, Adventure, Comedy, Sci-Fi, 1966)
50		Total Recall (Action, Adventure, Mystery, Sci-Fi, 2012)
50		20,000 Leagues Under the Sea (Adventure, Drama, Family, Sci-Fi, 1954)
50		Fury of the Congo (Action, Adventure, Crime, Sci-Fi, 1951)
50		Tobor the Great (Sci-Fi, 1954)
50		Atlantis: The Lost Empire (Animation, Action, Adventure, Sci-Fi, 2001)
50		Pitch Black (Horror, Sci-Fi, 2000)
50		Pokémon: The First Movie - Mewtwo Strikes Back (Animation, Action, Adventure, Sci-Fi, 1998)
49		Soldier (Action, Drama, Sci-Fi, 1998)
49		Firestarter (Action, Horror, Sci-Fi, 1984)
48		X: First Class (Action, Adventure, Sci-Fi, 2011)
48		X-Men: Days of Future Past (Action, Adventure, Sci-Fi, 2014)
47		The Chronicles of Riddick (Action, Adventure, Sci-Fi, 2004)
47		Port Sinister (Adventure, Crime, Sci-Fi, 1953)
47		The Spy Who Loved Me (Action, Adventure, Sci-Fi, 1977)
47		Fantastic Voyage (Adventure, Family, Sci-Fi, 1966)
47		Paul (Adventure, Comedy, Sci-Fi, 2011)
47		Logan's Run (Action, Adventure, Sci-Fi, 1976)
47		TRON (Action, Adventure, Sci-Fi, 1982)
45		The Raiders of Atlantis (Action, Sci-Fi, 1983)
45		The Secret Kingdom (Adventure, Sci-Fi, 1998)
45		Starman (Romance, Sci-Fi, 1984)
45		City of Ember (Adventure, Family, Fantasy, Sci-Fi, 2008)
45		Conquest of the Planet of the Apes (Action, Sci-Fi, 1972)
45		Suicide Squad (Action, Adventure, Crime, Sci-Fi, 2016)
45		X2 (Action, Adventure, Fantasy, Sci-Fi, 2003)
45		First Men in the Moon (Adventure, Sci-Fi, 1964)
45		The Crimson Ghost (Action, Adventure, Crime, Sci-Fi, 1946)
45		The Island (Action, Adventure, Romance, Sci-Fi, 2005)
45		They Came from Beyond Space (Adventure, Sci-Fi, 1967)
45		Underworld: Rise of the Lycans (Action, Adventure, Fantasy, Sci-Fi, 2009)
44		Arrest Bulldog Drummond (Adventure, Sci-Fi, 1938)
44		Fortress (Action, Crime, Sci-Fi, 1992)
44		Five Million Years to Earth (Horror, Mystery, Sci-Fi, 1967)
44		The Maze Runner (Action, Mystery, Sci-Fi, 2014)
44		The Lost Jungle (Adventure, Sci-Fi, 1934)
44		Mad Max: Fury Road (Action, Adventure, Sci-Fi, 2015)
43		Planet of the Apes (Adventure, Romance, Sci-Fi, 1968)
43		Doctor X (Comedy, Crime, Horror, Sci-Fi, 1932)
43		Star Wars: Episode V - The Empire Strikes Back (Action, Adventure, Fantasy, Sci-Fi, 1980)
42		Star Wars: The Force Awakens (Action, Adventure, Fantasy, Sci-Fi, 2015)
42		Warlords of the Deep (Fantasy, Adventure, Sci-Fi, 1978)
42		Moonraker (Action, Adventure, Sci-Fi, 1979)
42		The Terminator (Action, Sci-Fi, 1984)
42		The Astronaut Farmer (Adventure, Drama, Sci-Fi, 2006)
42		X-Men: Apocalypse (Action, Adventure, Sci-Fi, 2016)
42		The Lost World (Adventure, Fantasy, Sci-Fi, 1960)
40		The Last Dinosaur (Adventure, Sci-Fi, 1977)
40		The Dinosaur Project (Adventure, Sci-Fi, 2012)
40		Spirits of the Air, Gremlins of the Clouds (Adventure, Sci-Fi, 1989)
40		Return to the Lost World (Adventure, Sci-Fi, 1992)
40		Sky Pirates (Adventure, Sci-Fi, 1986)
40		Savage Fury (Adventure, Sci-Fi, 1956)
40		Slipstream (Adventure, Sci-Fi, 1989)
40		Master of the World (Sci-Fi, Adventure, 1961)
40		Cloud Atlas (Drama, Sci-Fi, 2012)
40		Heartbeeps (Sci-Fi, Comedy, 1981)
40		Robinson Crusoe on Mars (Adventure, Sci-Fi, 1964)
40		Spiritual Warriors (Adventure, Sci-Fi, 2007)
40		Demon Seed (Horror, Sci-Fi, 1977)
40		Operazione Goldman (Adventure, Sci-Fi, 1966)
40		28 Days Later... (Drama, Horror, Sci-Fi, 2002)
40		Starship Troopers (Action, Sci-Fi, 1997)
40		The Great Air Robbery (Sci-Fi, Adventure, 1919)
40		Lost: Black Earth (Adventure, Sci-Fi, 2004)
40		King Kong Escapes (Adventure, Sci-Fi, 1967)
40		The Angry Red Planet (Adventure, Sci-Fi, 1959)
40		UFO Kidnapped (Adventure, Sci-Fi, 1983)
40		Captain Video, Master of the Stratosphere (Sci-Fi, Adventure, 1951)
40		Killer Ape (Adventure, Sci-Fi, 1953)
40		Jungle Manhunt (Adventure, Sci-Fi, 1951)
40		Flash Gordon Conquers the Universe (Action, Sci-Fi, Adventure, 1940)
40		Archon Defender (Animation, Action, Fantasy, Sci-Fi, 2009)
39		Double Team (Action, Comedy, Sci-Fi, 1997)
39		The Watch (Action, Comedy, Sci-Fi, 2012)
39		No Escape (Action, Drama, Sci-Fi, 1994)
39		The Chain Reaction (Action, Drama, Sci-Fi, 1980)
39		The Hunger Games: Mockingjay - Part 2 (Sci-Fi, Thriller, War, 2015)
39		The Mysterious Island (Adventure, Romance, Sci-Fi, 1929)
38		The Green Hornet (Adventure, Crime, Drama, Sci-Fi, 1940)
38		The Abyss (Adventure, Drama, Sci-Fi, 1989)
38		Star Wars: Episode IV - A New Hope (Action, Adventure, Fantasy, Sci-Fi, 1977)
37		Mysterious Island (Adventure, Family, Sci-Fi, 1961)
37		X-Men (Action, Adventure, Sci-Fi, 2000)
37		Neon City (Action, Adventure, Sci-Fi, 1991)
37		Battlestar Galactica (Action, Adventure, Sci-Fi, 1978)
37		Hardcore Henry (Action, Adventure, Sci-Fi, 2015)
37		Stargate (Action, Adventure, Sci-Fi, 1994)
37		Star Kid (Adventure, Sci-Fi, Family, 1997)
37		Returner (Action, Adventure, Sci-Fi, 2002)
36		Brazil (Drama, Sci-Fi, 1985)
36		The Secret of NIMH (Animation, Adventure, Drama, Sci-Fi, 1982)
35		The Powerpuff Girls Movie (Animation, Action, Adventure, Sci-Fi, 2002)
35		Atom Man vs. Superman (Sci-Fi, 1950)
35		It Came from Beneath the Sea (Horror, Sci-Fi, 1955)
35		Flash Gordon (Sci-Fi, 1936)
35		Murderers' Row (Action, Adventure, Comedy, Sci-Fi, 1966)
35		Goke, Body Snatcher from Hell (Horror, Sci-Fi, 1968)
35		Some Girls Do (Action, Adventure, Comedy, Sci-Fi, 1969)
35		Xtro (Horror, Sci-Fi, 1982)
35		Star Wars: Episode II - Attack of the Clones (Action, Adventure, Fantasy, Sci-Fi, 2002)
35		The Postman (Action, Adventure, Drama, Sci-Fi, 1997)
35		Pokémon 3: The Movie (Animation, Action, Adventure, Sci-Fi, 2000)
35		Flight to Mars (Sci-Fi, 1951)
35		Eliminators (Action, Adventure, Fantasy, Sci-Fi, 1986)
35		Wedlock (Action, Crime, Drama, Sci-Fi, 1991)
35		Teenage Mutant Ninja Turtles II: The Secret of the Ooze (Action, Adventure, Comedy, Sci-Fi, 1991)
35		Journey to the Center of the Earth (Action, Adventure, Family, Sci-Fi, 2008)
35		Earth vs. the Flying Saucers (Action, Sci-Fi, 1956)
35		Hellboy II: The Golden Army (Action, Adventure, Fantasy, Sci-Fi, 2008)
35		The Man from Earth (Drama, Romance, Sci-Fi, 2007)
35		Monster on the Campus (Horror, Sci-Fi, 1958)
35		Satellite in the Sky (Drama, Sci-Fi, 1956)
35		The Monster That Challenged the World (Horror, Sci-Fi, 1957)
34		Volcano (Action, Drama, Sci-Fi, 1997)
34		On the Beach (Drama, Romance, Sci-Fi, 1959)
34		Island of Lost Souls (Horror, Sci-Fi, 1932)
34		Impulse (Horror, Mystery, Sci-Fi, 1984)
34		F. P. 1 Doesn't Answer (Fantasy, Sci-Fi, 1933)
34		The Hunger Games: Mockingjay - Part 1 (Action, Drama, Sci-Fi, 2014)
34		Turkey Shoot (Drama, Horror, Sci-Fi, 1982)
34		Resident Evil: Apocalypse (Action, Horror, Sci-Fi, 2004)
34		Nutty Professor II: The Klumps (Comedy, Romance, Sci-Fi, 2000)
34		The One (Action, Sci-Fi, Thriller, 2001)
34		THX 1138 (Crime, Drama, Sci-Fi, 1971)
34		The Crazies (Action, Horror, Sci-Fi, 1973)
34		Godzilla 1985 (Action, Horror, Sci-Fi, 1984)
34		The Purge: Anarchy (Action, Horror, Sci-Fi, 2014)
34		The Nutty Professor (Comedy, Romance, Sci-Fi, 1963)
33		The Man with Nine Lives (Mystery, Sci-Fi, 1940)
33		Men with Steel Faces (Sci-Fi, Western, 1940)
32		Creatures the World Forgot (Adventure, Horror, Sci-Fi, 1971)
32		Battletruck (Action, Adventure, Sci-Fi, 1982)
32		Superman (Action, Adventure, Sci-Fi, 1973)
32		20,000 Leagues Under the Sea (Action, Adventure, Sci-Fi, 1916)
32		Blake of Scotland Yard (Adventure, Crime, Sci-Fi, 1937)
32		Waterworld (Action, Adventure, Sci-Fi, 1995)
32		SOS Coast Guard (Adventure, Romance, Sci-Fi, 1937)
32		Star Trek: Nemesis (Action, Adventure, Sci-Fi, 2002)
32		Black Friday (Drama, Horror, Sci-Fi, 1940)
32		Drive (Action, Adventure, Sci-Fi, 1997)
32		Operation Atlantis (Adventure, Crime, Sci-Fi, 1965)
32		Deadpool (Action, Adventure, Comedy, Sci-Fi, 2016)
32		Dykkerne (Adventure, Family, Sci-Fi, 2000)
32		Wheels of Fire (Action, Adventure, Sci-Fi, 1985)
32		Midnight Special (Adventure, Drama, Sci-Fi, 2016)
32		Knights (Action, Adventure, Sci-Fi, 1993)
32		Raiders of the Sun (Action, Adventure, Sci-Fi, 1992)
31		Dark City (Action, Drama, Fantasy, Sci-Fi, 1998)
31		Flash Gordon's Trip to Mars (Action, Adventure, Sci-Fi, 1938)
30		Shank (Action, Comedy, Crime, Sci-Fi, 2010)
30		Firestar: First Contact (Sci-Fi, 1991)
30		Roboman Hakaider (Action, Sci-Fi, 1995)
30		Gumby: The Movie (Animation, Action, Adventure, Sci-Fi, 1995)
30		Storybook (Adventure, Family, Animation, Sci-Fi, 1996)
30		Beyond Re-Animator (Comedy, Crime, Horror, Sci-Fi, 2003)
30		An Enraged New World (Adventure, Fantasy, Action, Sci-Fi, 2002)
30		Treasure Planet (Animation, Adventure, Family, Sci-Fi, 2002)
30		Mary Shelley's Frankenstein (Drama, Horror, Romance, Sci-Fi, 1994)
30		Doctor Mordrid (Action, Fantasy, Horror, Sci-Fi, 1992)
30		Alligator (Horror, Sci-Fi, 1980)
30		Day of Resurrection (Adventure, Drama, Horror, Sci-Fi, 1980)
30		Android (Crime, Sci-Fi, 1982)
30		Slugs (Horror, Sci-Fi, 1988)
30		As Time Goes by (Comedy, Sci-Fi, 1988)
30		Simon (Comedy, Sci-Fi, 1980)
30		The Island at the Top of the World (Adventure, Family, Fantasy, Sci-Fi, 1974)
30		The Devil-Doll (Sci-Fi, Horror, 1936)
30		The Twonky (Comedy, Sci-Fi, 1953)
30		Enemy from Space (Sci-Fi, Horror, 1957)
30		The Mole People (Adventure, Fantasy, Horror, Sci-Fi, 1956)
30		Cries of Ecstasy, Blows of Death (Drama, Sci-Fi, 1973)
30		The Neptune Factor (Sci-Fi, 1973)
30		Rise of the Planet of the Apes (Action, Drama, Sci-Fi, 2011)
30		In Like Flint (Action, Adventure, Comedy, Sci-Fi, 1967)
30		Countdown (Sci-Fi, Thriller, 1967)
30		Escape Plan (Action, Crime, Mystery, Sci-Fi, 2013)
30		Captain Nemo and the Underwater City (Adventure, Family, Fantasy, Sci-Fi, 1969)
30		Beyond the Time Barrier (Romance, Sci-Fi, 1960)
30		Interstellar (Adventure, Drama, Sci-Fi, 2014)
30		The Terminal Man (Sci-Fi, Thriller, 1974)
30		Journey to the Center of the Earth (Adventure, Family, Fantasy, Sci-Fi, 1959)
30		Escape to Witch Mountain (Adventure, Family, Fantasy, Sci-Fi, 1975)
30		The Quatermass Xperiment (Horror, Sci-Fi, 1955)
30		Shivers (Horror, Sci-Fi, 1975)
30		The Mask of Fu Manchu (Adventure, Horror, Sci-Fi, 1932)
30		Mr. Peabody & Sherman (Animation, Adventure, Comedy, Sci-Fi, 2014)
30		The 10th Victim (Action, Sci-Fi, 1965)
30		The Road to Hong Kong (Comedy, Sci-Fi, 1962)
30		Riders to the Stars (Drama, Sci-Fi, 1954)

Notes: Movies similar to Undersea Kingdom, Movies like Undersea Kingdom, Sci-Fi, Adventure, B. Reeves Eason, Joseph Kane, Ray Corrigan, Lois Wilde, Monte Blue, William Farnum, SF, Science Fiction, SciFi, Sci Fi, Films, Video, Movie Similarities