70		Five Million Years to Earth (Horror, Mystery, Sci-Fi, 1967)
61		I Married a Monster from Outer Space (Horror, Sci-Fi, 1958)
60		Strange Invaders (Horror, Mystery, Sci-Fi, 1983)
60		The Thing (Horror, Mystery, Sci-Fi, 2011)
60		Island of the Burning Damned (Horror, Mystery, Sci-Fi, 1967)
57		Contact (Drama, Mystery, Sci-Fi, 1997)
55		Plan 9 from Outer Space (Horror, Sci-Fi, 1959)
54		Alien (Horror, Sci-Fi, 1979)
52		Species II (Action, Horror, Sci-Fi, 1998)
52		The Creature Walks Among Us (Horror, Sci-Fi, 1956)
51		20 Million Miles to Earth (Fantasy, Horror, Sci-Fi, 1957)
51		The Fly (Drama, Horror, Sci-Fi, 1958)
51		The Cosmic Monster (Drama, Sci-Fi, Horror, 1958)
50		Bug (Sci-Fi, Horror, Mystery, 1975)
50		The Body Stealers (Horror, Mystery, Sci-Fi, 1969)
50		Halloween III: Season of the Witch (Horror, Mystery, Sci-Fi, 1982)
49		Earth vs. the Flying Saucers (Action, Sci-Fi, 1956)
47		Jason X (Action, Horror, Sci-Fi, 2001)
47		Alien³ (Action, Horror, Sci-Fi, 1992)
47		Dark Breed (Action, Horror, Sci-Fi, 1996)
47		The Satan Bug (Crime, Mystery, Sci-Fi, 1965)
47		Tarantula (Horror, Sci-Fi, 1955)
47		It Came from Beneath the Sea (Horror, Sci-Fi, 1955)
47		The Thing (Horror, Mystery, Sci-Fi, 1982)
47		Star Trek: The Motion Picture (Adventure, Mystery, Sci-Fi, 1979)
47		It Conquered the World (Horror, Sci-Fi, Thriller, 1956)
47		Area 51 (Horror, Sci-Fi, Thriller, 2015)
46		The Giant Claw (Fantasy, Horror, Sci-Fi, 1957)
46		It Came from Outer Space (Horror, Sci-Fi, 1953)
46		Not of This Earth (Horror, Sci-Fi, 1957)
46		Phantom from Space (Horror, Sci-Fi, 1953)
45		The Jade Mask (Horror, Mystery, Sci-Fi, 1945)
45		Unearthed (Horror, Mystery, Sci-Fi, 2007)
45		Rip Cage (Horror, Mystery, Sci-Fi, 2007)
45		The Man from Planet X (Horror, Romance, Sci-Fi, 1951)
45		The Thing from Another World (Horror, Sci-Fi, 1951)
45		Forbidden Planet (Action, Adventure, Sci-Fi, 1956)
45		The Faculty (Horror, Mystery, Sci-Fi, 1998)
45		The Wasp Woman (Horror, Sci-Fi, 1959)
45		The Return of Doctor X (Horror, Mystery, Sci-Fi, 1939)
45		Demonwarp (Horror, Mystery, Sci-Fi, 1988)
43		The Mysterians (Action, Sci-Fi, Thriller, 1957)
42		The Blob (Horror, Sci-Fi, Thriller, 1988)
42		Aliens vs. Predator: Requiem (Action, Horror, Sci-Fi, 2007)
42		Godzilla, King of the Monsters! (Action, Horror, Sci-Fi, 1956)
42		Queen of Blood (Horror, Sci-Fi, 1966)
42		Extraterrestrial (Horror, Sci-Fi, 2014)
42		Revenge of the Creature (Horror, Sci-Fi, 1955)
42		51 Degrees North (Drama, Mystery, Sci-Fi, 2015)
42		The Fourth Kind (Mystery, Sci-Fi, Thriller, 2009)
42		Creature with the Atom Brain (Crime, Horror, Sci-Fi, 1955)
42		Creature (Horror, Sci-Fi, 1985)
42		The Quatermass Xperiment (Horror, Sci-Fi, 1955)
42		Body Snatchers (Sci-Fi, Horror, Thriller, 1993)
42		Goke, Body Snatcher from Hell (Horror, Sci-Fi, 1968)
42		Xtro (Horror, Sci-Fi, 1982)
42		Project: Metalbeast (Horror, Sci-Fi, 1995)
42		The X Files (Drama, Mystery, Sci-Fi, 1998)
42		The Puppet Masters (Horror, Sci-Fi, Thriller, 1994)
42		Target Earth (Horror, Sci-Fi, 1954)
42		Return of the Ape Man (Horror, Romance, Sci-Fi, 1944)
42		The Mutations (Horror, Sci-Fi, 1974)
42		The Devil Commands (Horror, Sci-Fi, 1941)
42		Sphere (Drama, Mystery, Sci-Fi, 1998)
42		Village of the Damned (Horror, Sci-Fi, Thriller, 1995)
42		Gadkie lebedi (Drama, Mystery, Sci-Fi, 2006)
41		The Blob (Horror, Sci-Fi, 1958)
41		The Brain Eaters (Sci-Fi, Horror, 1958)
41		The Deadly Mantis (Horror, Sci-Fi, Thriller, 1957)
41		The Colossus of New York (Horror, Sci-Fi, 1958)
41		Enemy from Space (Sci-Fi, Horror, 1957)
41		War of the Satellites (Horror, Sci-Fi, 1958)
41		Attack of the 50 Foot Woman (Horror, Sci-Fi, 1958)
40		The Fifth Element (Action, Adventure, Sci-Fi, 1997)
40		Dreamland (Sci-Fi, Horror, Mystery, 2007)
40		Devil's Pass (Horror, Mystery, Sci-Fi, 2013)
40		First Man Into Space (Drama, Horror, Sci-Fi, 1959)
40		The Relic (Horror, Mystery, Sci-Fi, 1997)
40		Species (Action, Horror, Romance, Sci-Fi, 1995)
40		Altitude (Horror, Mystery, Sci-Fi, 2010)
40		Flight 7500 (Horror, Mystery, Sci-Fi, 2014)
40		Quarantine 2: Terminal (Horror, Mystery, Sci-Fi, 2011)
40		Dr. Renault's Secret (Horror, Mystery, Romance, Sci-Fi, 1942)
40		Disturbing Behavior (Horror, Mystery, Sci-Fi, 1998)
40		Apollo 18 (Horror, Mystery, Sci-Fi, 2011)
40		Cube Zero (Horror, Mystery, Sci-Fi, 2004)
40		Evidence (Horror, Mystery, Sci-Fi, 2012)
40		Headspace (Horror, Mystery, Sci-Fi, 2005)
40		Chernobyl Diaries (Horror, Mystery, Sci-Fi, 2012)
40		The Legend of Cooley Moon (Horror, Mystery, Sci-Fi, 2012)
40		Crawlspace (Horror, Mystery, Sci-Fi, 2012)
40		The Bay (Horror, Mystery, Sci-Fi, 2012)
40		Curse of the Fly (Drama, Horror, Mystery, Sci-Fi, 1965)
40		Die, Monster, Die! (Mystery, Horror, Sci-Fi, 1965)
40		Chemical Wedding (Horror, Mystery, Sci-Fi, 2008)
40		10 Cloverfield Lane (Drama, Horror, Mystery, Sci-Fi, 2016)
40		Shadowglade (Horror, Mystery, Sci-Fi, 2015)
40		Scourge (Horror, Mystery, Sci-Fi, 2008)
40		The Bermuda Triangle (Horror, Sci-Fi, Mystery, 1978)
40		Gog (Drama, Horror, Romance, Sci-Fi, 1954)
40		Point of No Return (Horror, Mystery, Sci-Fi, 1976)
40		Shock Waves (Horror, Mystery, Sci-Fi, 1977)
40		The Stepford Wives (Horror, Mystery, Sci-Fi, 1975)
40		Strange Behavior (Horror, Mystery, Sci-Fi, 1981)
40		Galaxy of Terror (Action, Adventure, Horror, Sci-Fi, 1981)
40		Brain Dead (Horror, Mystery, Sci-Fi, 1990)
40		The Vulture (Horror, Mystery, Sci-Fi, 1966)
40		Castle of Evil (Horror, Mystery, Sci-Fi, 1966)
40		An Incident at Bridgeville (Horror, Mystery, Sci-Fi, 2005)
40		The Supernaturals (Horror, Mystery, Sci-Fi, 1986)
40		Videodrome (Horror, Mystery, Sci-Fi, 1983)
40		Decoder (Horror, Mystery, Sci-Fi, 1984)
40		Impulse (Horror, Mystery, Sci-Fi, 1984)
39		2001: A Space Odyssey (Adventure, Mystery, Sci-Fi, 1968)
39		The Arrival (Sci-Fi, Thriller, 1996)
39		Kronos (Action, Drama, Horror, Sci-Fi, 1957)
38		Island of Lost Souls (Horror, Sci-Fi, 1932)
38		Zombies of the Stratosphere (Action, Sci-Fi, 1952)
38		The Earth Dies Screaming (Horror, Sci-Fi, 1964)
38		X: The Man with the X-Ray Eyes (Horror, Sci-Fi, Thriller, 1963)
38		Last Woman on Earth (Drama, Horror, Mystery, Sci-Fi, 1960)
38		Invasion of the Body Snatchers (Horror, Sci-Fi, 1956)
38		Children of the Damned (Horror, Sci-Fi, 1964)
38		Predator (Action, Horror, Sci-Fi, 1987)
37		Nightmare City (Action, Horror, Sci-Fi, 1980)
37		Frankenstein Must Be Destroyed (Horror, Drama, Sci-Fi, 1969)
37		Altered States (Horror, Sci-Fi, Thriller, 1980)
37		Invaders from Mars (Horror, Sci-Fi, 1986)
37		The Invisible Ray (Horror, Sci-Fi, Thriller, 1936)
37		Without Warning (Sci-Fi, Horror, 1980)
37		The Devil Bat (Horror, Sci-Fi, 1940)
37		The Brain Leeches (Horror, Sci-Fi, 1978)
37		The Cosmic Man (Adventure, Sci-Fi, Thriller, 1959)
37		Altered (Horror, Sci-Fi, Thriller, 2006)
37		Alien: Resurrection (Action, Horror, Sci-Fi, 1997)
37		Flight of the Living Dead (Action, Horror, Sci-Fi, 2007)
37		Island Claws (Horror, Sci-Fi, 1980)
37		The Whisperer in Darkness (Mystery, Sci-Fi, Thriller, 2011)
37		Blood Beast from Outer Space (Horror, Sci-Fi, 1965)
37		Interstellar (Adventure, Drama, Sci-Fi, 2014)
37		Another World (Action, Horror, Sci-Fi, 2014)
37		The Brain (Horror, Sci-Fi, 1988)
37		Firestarter (Action, Horror, Sci-Fi, 1984)
37		Lifeforce (Action, Horror, Sci-Fi, 1985)
37		Victor Frankenstein (Drama, Horror, Sci-Fi, 2015)
37		Alien Abduction (Horror, Sci-Fi, Thriller, 2014)
37		Moontrap (Horror, Sci-Fi, 1989)
37		Seedpeople (Horror, Sci-Fi, 1992)
37		The Fly (Drama, Horror, Sci-Fi, 1986)
37		Progeny (Horror, Sci-Fi, Thriller, 1998)
37		Scanners (Action, Horror, Sci-Fi, 1981)
37		Hellraiser: Bloodline (Horror, Sci-Fi, 1996)
37		Creature from the Black Lagoon (Horror, Sci-Fi, 1954)
37		Hollow Man (Action, Horror, Sci-Fi, 2000)
37		Embryo (Horror, Sci-Fi, 1976)
37		Alien Prey (Horror, Sci-Fi, 1977)
37		Blindness (Drama, Mystery, Sci-Fi, 2008)
37		Phase IV (Horror, Sci-Fi, Thriller, 1974)
37		Alien Factor 2: The Alien Rampage (Horror, Sci-Fi, 2001)
37		Lifespan (Drama, Mystery, Sci-Fi, 1975)
37		Paradise Lost (Drama, Mystery, Sci-Fi, 1999)
37		Demon Seed (Horror, Sci-Fi, 1977)
37		Alien Exorcism (Mystery, Sci-Fi, Thriller, 2011)
37		Dark Skies (Horror, Sci-Fi, Thriller, 2013)
37		K-PAX (Drama, Mystery, Sci-Fi, 2001)
37		Captive Wild Woman (Horror, Sci-Fi, 1943)
36		Attack of the Crab Monsters (Horror, Sci-Fi, 1957)
36		Mothra (Fantasy, Sci-Fi, Thriller, 1961)
36		The Monster That Challenged the World (Horror, Sci-Fi, 1957)
36		The Electronic Monster (Crime, Mystery, Sci-Fi, 1958)
36		The Monolith Monsters (Drama, Horror, Sci-Fi, 1957)
36		Guardians of the Galaxy (Action, Adventure, Sci-Fi, 2014)
36		Donovan's Brain (Sci-Fi, Horror, 1953)
36		The Abominable Snowman (Adventure, Horror, Sci-Fi, 1957)
36		The Unknown Terror (Horror, Sci-Fi, 1957)
36		The Vampire (Horror, Sci-Fi, Thriller, 1957)
36		The Man Without a Body (Horror, Sci-Fi, 1957)
36		It! The Terror from Beyond Space (Horror, Sci-Fi, 1958)
36		The Man Who Turned to Stone (Horror, Sci-Fi, 1957)
35		Close Encounters of the Third Kind (Drama, Sci-Fi, 1977)
35		Arrival (Drama, Mystery, Sci-Fi, 2016)
35		The Vampire Bat (Drama, Horror, Mystery, Sci-Fi, 1933)
35		Enemy Mine (Action, Adventure, Drama, Sci-Fi, 1985)
35		The Darkest Hour (Action, Adventure, Horror, Sci-Fi, 2011)
35		Circle (Drama, Horror, Mystery, Sci-Fi, 2015)
35		Pandorum (Action, Horror, Mystery, Sci-Fi, 2009)
35		The Day Mars Invaded Earth (Sci-Fi, 1963)
35		Thor: The Dark World (Action, Adventure, Fantasy, Sci-Fi, 2013)
35		Dr. Cyclops (Adventure, Drama, Horror, Sci-Fi, 1940)
35		4D Man (Sci-Fi, Horror, Romance, 1959)
35		Final Fantasy: The Spirits Within (Animation, Action, Adventure, Sci-Fi, 2001)
35		Terror Is a Man (Horror, Romance, Sci-Fi, 1959)
35		Invisible Invaders (Sci-Fi, Horror, 1959)
35		Unknown Project (Horror, Mystery, Romance, Sci-Fi, 2013)
35		Transcendence (Drama, Mystery, Romance, Sci-Fi, 2014)
35		Five (Drama, Horror, Sci-Fi, 1951)
34		Time Runner (Action, Adventure, Sci-Fi, 1993)
34		Things to Come (Drama, Sci-Fi, 1936)
34		The Man Who Fell to Earth (Sci-Fi, Drama, 1976)
34		Star Trek: Insurrection (Action, Adventure, Sci-Fi, 1998)
34		The Day of the Triffids (Horror, Sci-Fi, 1962)
34		Devil Girl from Mars (Sci-Fi, 1954)
34		Alien Outpost (Action, Sci-Fi, Thriller, 2014)
34		The Day the Earth Stood Still (Drama, Sci-Fi, Thriller, 2008)
34		Tobor the Great (Sci-Fi, 1954)
34		Reptilicus (Action, Horror, Sci-Fi, 1961)
34		The Atomic Man (Sci-Fi, 1955)
34		Twelve Monkeys (Mystery, Sci-Fi, Thriller, 1995)

Notes: Movies similar to This Island Earth, Movies like This Island Earth, Horror, Mystery, Sci-Fi, Joseph M. Newman, Jeff Morrow, Faith Domergue, Rex Reason, Lance Fuller, SF, Science Fiction, SciFi, Sci Fi, Films, Video, Movie Similarities