99		I Married a Monster from Outer Space (Horror, Sci-Fi, 1958)
89		Tarantula (Horror, Sci-Fi, 1955)
82		Village of the Damned (Horror, Sci-Fi, 1960)
81		The Man from Planet X (Horror, Romance, Sci-Fi, 1951)
78		The Spider (Horror, Sci-Fi, 1958)
77		Alien (Horror, Sci-Fi, 1979)
77		Plan 9 from Outer Space (Horror, Sci-Fi, 1959)
70		Invaders from Mars (Horror, Sci-Fi, 1986)
70		Starman (Romance, Sci-Fi, 1984)
70		Phantom from Space (Horror, Sci-Fi, 1953)
68		The Brain Eaters (Sci-Fi, Horror, 1958)
68		Enemy from Space (Sci-Fi, Horror, 1957)
67		The Mysterians (Action, Sci-Fi, Thriller, 1957)
67		Alien³ (Action, Horror, Sci-Fi, 1992)
66		Close Encounters of the Third Kind (Drama, Sci-Fi, 1977)
65		The Monolith Monsters (Drama, Horror, Sci-Fi, 1957)
65		Invasion of the Body Snatchers (Horror, Sci-Fi, 1956)
65		The Day the Earth Stood Still (Drama, Sci-Fi, 1951)
65		The Alien Factor (Horror, Sci-Fi, 1978)
65		Creature (Horror, Sci-Fi, 1985)
65		Extraterrestrial (Horror, Sci-Fi, 2014)
65		Creature from the Black Lagoon (Horror, Sci-Fi, 1954)
64		Earth vs. the Flying Saucers (Action, Sci-Fi, 1956)
64		The War of the Worlds (Action, Sci-Fi, Thriller, 1953)
63		Fiend Without a Face (Horror, Sci-Fi, 1958)
62		Body Snatchers (Sci-Fi, Horror, Thriller, 1993)
62		Dark Breed (Action, Horror, Sci-Fi, 1996)
62		The Puppet Masters (Horror, Sci-Fi, Thriller, 1994)
62		Village of the Damned (Horror, Sci-Fi, Thriller, 1995)
62		Invisible Invaders (Sci-Fi, Horror, 1959)
60		They Came from Beyond Space (Adventure, Sci-Fi, 1967)
60		The Arrival (Sci-Fi, Thriller, 1996)
60		Them! (Horror, Sci-Fi, 1954)
60		Without Warning (Sci-Fi, Horror, 1980)
60		Moontrap (Horror, Sci-Fi, 1989)
60		Xtro (Horror, Sci-Fi, 1982)
60		The Devil Commands (Horror, Sci-Fi, 1941)
60		Invasion of the Body Snatchers (Horror, Sci-Fi, 1978)
60		The Deadly Spawn (Horror, Sci-Fi, 1983)
59		I Am Number Four (Action, Adventure, Sci-Fi, 2011)
59		The Thing from Another World (Horror, Sci-Fi, 1951)
59		The Last Starfighter (Action, Adventure, Sci-Fi, 1984)
58		It! The Terror from Beyond Space (Horror, Sci-Fi, 1958)
58		Not of This Earth (Horror, Sci-Fi, 1957)
57		Strange Invaders (Horror, Mystery, Sci-Fi, 1983)
56		The Day of the Triffids (Horror, Sci-Fi, 1962)
55		Queen of Blood (Horror, Sci-Fi, 1966)
55		Seedpeople (Horror, Sci-Fi, 1992)
55		The Neanderthal Man (Horror, Sci-Fi, 1953)
55		Pitch Black (Horror, Sci-Fi, 2000)
55		Mars Attacks the World (Romance, Sci-Fi, 1938)
55		The Fifth Element (Action, Adventure, Sci-Fi, 1997)
55		Goke, Body Snatcher from Hell (Horror, Sci-Fi, 1968)
55		The Maze (Horror, Sci-Fi, 1953)
55		Invaders from Mars (Sci-Fi, 1953)
55		The Earth Dies Screaming (Horror, Sci-Fi, 1964)
55		Battle Los Angeles (Action, Sci-Fi, 2011)
54		Revenge of the Creature (Horror, Sci-Fi, 1955)
54		Cowboys & Aliens (Action, Sci-Fi, Thriller, 2011)
54		The Quatermass Xperiment (Horror, Sci-Fi, 1955)
53		The Blob (Horror, Sci-Fi, 1958)
53		Monster on the Campus (Horror, Sci-Fi, 1958)
53		Predator (Action, Horror, Sci-Fi, 1987)
53		Attack of the 50 Foot Woman (Horror, Sci-Fi, 1958)
52		Area 51 (Horror, Sci-Fi, Thriller, 2015)
52		Alien Abduction (Horror, Sci-Fi, Thriller, 2014)
52		Altered (Horror, Sci-Fi, Thriller, 2006)
52		Species II (Action, Horror, Sci-Fi, 1998)
52		Five Million Years to Earth (Horror, Mystery, Sci-Fi, 1967)
52		Lifeforce (Action, Horror, Sci-Fi, 1985)
52		They Live (Horror, Sci-Fi, Thriller, 1988)
52		Aliens vs. Predator: Requiem (Action, Horror, Sci-Fi, 2007)
51		Aliens (Adventure, Sci-Fi, Thriller, 1986)
50		The Hidden (Action, Crime, Horror, Sci-Fi, 1987)
50		The Children (Horror, Sci-Fi, 1980)
50		Not Like Us (Horror, Sci-Fi, 1995)
50		Robinson Crusoe on Mars (Adventure, Sci-Fi, 1964)
50		Edge of Tomorrow (Action, Adventure, Sci-Fi, 2014)
50		The Dark (Horror, Sci-Fi, 1979)
50		Ender's Game (Action, Sci-Fi, 2013)
50		Virus (Action, Horror, Thriller, Sci-Fi, 1999)
50		The Brain Leeches (Horror, Sci-Fi, 1978)
49		Contact (Drama, Mystery, Sci-Fi, 1997)
49		Independence Day (Action, Adventure, Sci-Fi, 1996)
47		AVP: Alien vs. Predator (Action, Horror, Sci-Fi, 2004)
47		The Thing (Horror, Mystery, Sci-Fi, 2011)
47		The Faculty (Horror, Mystery, Sci-Fi, 1998)
47		Cloverfield (Action, Horror, Sci-Fi, 2008)
46		2001: A Space Odyssey (Adventure, Mystery, Sci-Fi, 1968)
46		This Island Earth (Horror, Mystery, Sci-Fi, 1955)
46		Horror Hotel the Movie (Horror, Sci-Fi, 2016)
45		20 Million Miles to Earth (Fantasy, Horror, Sci-Fi, 1957)
45		The Man Who Fell to Earth (Sci-Fi, Drama, 1976)
45		Deep Space (Horror, Sci-Fi, 1988)
45		The Bone Snatcher (Horror, Sci-Fi, 2003)
45		Hunting Grounds (Horror, Sci-Fi, 2009)
45		Orn (Horror, Sci-Fi, 2009)
45		Demon Seed (Horror, Sci-Fi, 1977)
45		The Brain (Horror, Sci-Fi, 1988)
45		Alien Factor 2: The Alien Rampage (Horror, Sci-Fi, 2001)
45		Liquid Sky (Sci-Fi, 1982)
45		Target Earth (Horror, Sci-Fi, 1954)
45		Killer School Girls from Outer Space (Horror, Sci-Fi, 2011)
45		Invasion (Sci-Fi, 1966)
45		Blood Beast from Outer Space (Horror, Sci-Fi, 1965)
45		Donovan's Brain (Sci-Fi, Horror, 1953)
45		The Drift (Horror, Sci-Fi, 2014)
45		Ravager (Horror, Sci-Fi, 1997)
45		Driller (Horror, Sci-Fi, 2006)
45		Alien Prey (Horror, Sci-Fi, 1977)
44		The Thing (Horror, Mystery, Sci-Fi, 1982)
44		Bride of the Monster (Horror, Sci-Fi, 1955)
44		X the Unknown (Horror, Sci-Fi, 1956)
44		The Black Sleep (Horror, Sci-Fi, 1956)
44		The Creature Walks Among Us (Horror, Sci-Fi, 1956)
44		Forbidden Planet (Action, Adventure, Sci-Fi, 1956)
44		Predators (Action, Adventure, Sci-Fi, 2010)
44		Day the World Ended (Horror, Sci-Fi, 1955)
44		It Came from Beneath the Sea (Horror, Sci-Fi, 1955)
44		The Werewolf (Sci-Fi, Horror, 1956)
43		She Demons (Horror, Sci-Fi, 1958)
43		The Black Scorpion (Horror, Sci-Fi, 1957)
43		I Was a Teenage Frankenstein (Horror, Sci-Fi, 1957)
43		War of the Satellites (Horror, Sci-Fi, 1958)
43		The Colossus of New York (Horror, Sci-Fi, 1958)
43		How to Make a Monster (Horror, Sci-Fi, 1958)
43		Frankenstein 1970 (Horror, Sci-Fi, 1958)
43		Blood of the Vampire (Horror, Sci-Fi, 1958)
43		The Woman Eater (Horror, Sci-Fi, 1958)
43		The Crawling Eye (Horror, Sci-Fi, 1958)
43		Attack of the Puppet People (Sci-Fi, Horror, 1958)
43		The Brain from Planet Arous (Action, Adventure, Horror, Sci-Fi, 1957)
43		The Monster That Challenged the World (Horror, Sci-Fi, 1957)
43		The Curse of Frankenstein (Horror, Sci-Fi, 1957)
43		She Devil (Horror, Sci-Fi, 1957)
43		The Man Who Turned to Stone (Horror, Sci-Fi, 1957)
43		Attack of the Crab Monsters (Horror, Sci-Fi, 1957)
43		The Man Without a Body (Horror, Sci-Fi, 1957)
43		The Creature Below (Horror, Sci-Fi, 2016)
43		The Unknown Terror (Horror, Sci-Fi, 1957)
43		The Cyclops (Horror, Sci-Fi, 1957)
42		The Alligator People (Horror, Sci-Fi, 1959)
42		Island of the Burning Damned (Horror, Mystery, Sci-Fi, 1967)
42		The Thaw (Horror, Sci-Fi, Thriller, 2009)
42		Unearthed (Horror, Mystery, Sci-Fi, 2007)
42		The Relic (Horror, Mystery, Sci-Fi, 1997)
42		The Leech Woman (Horror, Sci-Fi, 1960)
42		The Invisible Ray (Horror, Sci-Fi, Thriller, 1936)
42		Dark Mountain (Horror, Sci-Fi, Thriller, 2013)
42		The Manster (Horror, Sci-Fi, 1959)
42		The Wasp Woman (Horror, Sci-Fi, 1959)
42		The Monster of Piedras Blancas (Horror, Sci-Fi, 1959)
41		Island of Lost Souls (Horror, Sci-Fi, 1932)
41		The Monster Maker (Horror, Sci-Fi, 1944)
41		The Jungle Captive (Horror, Sci-Fi, 1945)
41		Varan the Unbelievable (Horror, Sci-Fi, 1962)
41		Doctor Who: Besieged (Sci-Fi, 2013)
41		The Purple Monster Strikes (Action, Sci-Fi, 1945)
41		The Incredible Shrinking Man (Drama, Horror, Sci-Fi, 1957)
41		Dr. Jekyll and Mr. Hyde (Horror, Sci-Fi, 1931)
41		Hand of Death (Horror, Sci-Fi, 1962)
41		It Conquered the World (Horror, Sci-Fi, Thriller, 1956)
41		The Brain That Wouldn't Die (Horror, Sci-Fi, 1962)
41		The Invisible Man's Revenge (Horror, Sci-Fi, 1944)
41		The Avengers (Action, Sci-Fi, Thriller, 2012)
40		Star Wars: Episode I - The Phantom Menace (Action, Adventure, Fantasy, Sci-Fi, 1999)
40		Halfway Home (Horror, Sci-Fi, 1998)
40		Hellraiser: Bloodline (Horror, Sci-Fi, 1996)
40		Humanoids from the Deep (Horror, Sci-Fi, 1980)
40		Colony Mutation (Horror, Sci-Fi, 1995)
40		Alligator (Horror, Sci-Fi, 1980)
40		Prophecy (Sci-Fi, Horror, 1979)
40		The Brood (Horror, Sci-Fi, 1979)
40		Mimic (Horror, Sci-Fi, 1997)
40		The Visitor (Horror, Sci-Fi, 1979)
40		The Zombie Diaries (Horror, Sci-Fi, 2006)
40		Aberration (Horror, Sci-Fi, 1997)
40		Star Party (Horror, Sci-Fi, 2005)
40		Sssssss (Horror, Sci-Fi, 1973)
40		Invasion of the Bee Girls (Horror, Sci-Fi, 1973)
40		The Mutations (Horror, Sci-Fi, 1974)
40		Dead Season (Horror, Sci-Fi, 2012)
40		Shivers (Horror, Sci-Fi, 1975)
40		Storage 24 (Horror, Sci-Fi, 2012)
40		The Creeping Flesh (Horror, Sci-Fi, 1973)
40		The Man with Two Heads (Horror, Sci-Fi, 1972)
40		Garden of the Dead (Sci-Fi, Horror, 1972)
40		Horror Express (Horror, Sci-Fi, 1972)
40		The Asphyx (Horror, Sci-Fi, 1972)
40		Blood of the Beast (Horror, Sci-Fi, 2003)
40		Embryo (Horror, Sci-Fi, 1976)
40		Mark of the Damned (Horror, Sci-Fi, 2006)
40		She-Demons of the Black Sun (Horror, Sci-Fi, 2006)
40		Still Waters (Horror, Sci-Fi, 2011)
40		Out of State (Horror, Sci-Fi, 2006)
40		Scared to Death (Horror, Sci-Fi, 1980)
40		Subterano (Horror, Sci-Fi, 2003)
40		Purple Glow (Horror, Sci-Fi, 2005)
40		Rabid (Horror, Sci-Fi, 1977)
40		Kingdom of the Spiders (Horror, Sci-Fi, 1977)
40		The Darkest Hour (Action, Adventure, Horror, Sci-Fi, 2011)
40		The Medusa Touch (Horror, Sci-Fi, 1978)
40		Swamp Thing (Horror, Sci-Fi, 1982)
40		The Fly II (Horror, Sci-Fi, 1989)
40		District 9 (Action, Sci-Fi, Thriller, 2009)
40		The Terror Within (Horror, Sci-Fi, 1989)
40		Transformations (Horror, Sci-Fi, 1988)
40		Lone Wolf (Horror, Sci-Fi, 1988)
40		Shadowzone (Horror, Sci-Fi, 1990)
40		Monsters vs. Aliens (Animation, Action, Adventure, Sci-Fi, 2009)
40		Nightbeasts (Horror, Sci-Fi, 2010)
40		Death Warmed Over (Horror, Sci-Fi, 1984)
40		Syngenor (Horror, Sci-Fi, 1990)
40		Children of the X-Files (Horror, Sci-Fi, 2009)
40		Rejuvenatrix (Horror, Sci-Fi, 1988)
40		Cameron's Closet (Horror, Sci-Fi, 1988)
40		Dr Jekyll & Sister Hyde (Horror, Sci-Fi, 1971)
40		The Wraith (Action, Horror, Romance, Sci-Fi, 1986)
40		Growth (Horror, Sci-Fi, 2010)
40		From Beyond (Horror, Sci-Fi, 1986)
40		The Curse (Sci-Fi, Horror, 1987)
40		Brainjacked (Horror, Sci-Fi, 2009)
40		The Nest (Horror, Sci-Fi, 1988)
40		Pulse (Horror, Sci-Fi, 1988)
40		Slugs (Horror, Sci-Fi, 1988)
40		Silent Night, Zombie Night (Horror, Sci-Fi, 2009)
40		C.H.U.D. (Horror, Sci-Fi, 1984)
40		Metamorphosis: The Alien Factor (Horror, Sci-Fi, 1990)
40		Project: Metalbeast (Horror, Sci-Fi, 1995)
40		Forbidden World (Horror, Sci-Fi, 1982)
40		Battle for Terra (Animation, Action, Adventure, Sci-Fi, 2007)
40		Regenerated Man (Horror, Sci-Fi, 1994)
40		TapeWorm (Horror, Sci-Fi, 2009)
40		Galaxy of Terror (Action, Adventure, Horror, Sci-Fi, 1981)
40		Priest (Action, Fantasy, Horror, Sci-Fi, 2011)
40		Island Claws (Horror, Sci-Fi, 1980)
40		Night of the Scarecrow (Horror, Sci-Fi, 1995)
40		Rat Scratch Fever (Horror, Sci-Fi, 2011)
40		Deadly Eyes (Horror, Sci-Fi, 1982)
40		Dark Paradox (Horror, Sci-Fi, 2007)
40		The Prometheus Project (Horror, Sci-Fi, 2010)
40		Spasms (Horror, Sci-Fi, 1983)
40		The Terror Within II (Horror, Sci-Fi, 1991)
40		The Orbitrons (Horror, Sci-Fi, 1990)
40		The Arrival (Horror, Sci-Fi, 1991)
40		Nightmares (Horror, Sci-Fi, 1983)
40		Future Shock (Sci-Fi, Horror, 1994)
40		Ticks (Horror, Sci-Fi, 1993)
40		The Lawnmower Man (Horror, Sci-Fi, 1992)
40		Braincell (Horror, Sci-Fi, 2010)
40		Subject 87 (Horror, Sci-Fi, 2007)
40		Terror of Frankenstein (Horror, Sci-Fi, 1977)
40		Unearthly Stranger (Horror, Sci-Fi, 1963)
40		The Diabolical (Horror, Sci-Fi, 2015)
40		Brides of Blood (Horror, Sci-Fi, 1968)
40		The Shells (Horror, Sci-Fi, 2015)
40		Sting of Death (Horror, Sci-Fi, 1965)
40		Scintilla (Horror, Sci-Fi, 2014)
40		Harbinger Down (Horror, Sci-Fi, 2015)
40		Frankenstein's Army (Horror, Sci-Fi, 2013)
40		The Frozen Dead (Sci-Fi, Horror, 1966)
40		Spaceways (Sci-Fi, 1953)
40		Debug (Horror, Sci-Fi, 2014)
40		The Toy Box (Horror, Sci-Fi, 1971)
40		Oblivion (Action, Adventure, Mystery, Sci-Fi, 2013)
40		It! (Horror, Sci-Fi, 1967)
40		The Devil in White (Horror, Sci-Fi, 2014)
40		Riders to the Stars (Drama, Sci-Fi, 1954)
40		Devil Girl from Mars (Sci-Fi, 1954)
40		The Frankenstein Theory (Horror, Sci-Fi, 2013)
40		RWD (Horror, Sci-Fi, 2015)
40		Hungerford (Horror, Sci-Fi, 2014)
40		10 Cloverfield Lane (Drama, Horror, Mystery, Sci-Fi, 2016)
40		The Devil Bat (Horror, Sci-Fi, 1940)
40		Captive Wild Woman (Horror, Sci-Fi, 1943)
40		The Andromeda Strain (Sci-Fi, Thriller, 1971)
40		The Man Who Lived Again (Horror, Sci-Fi, 1936)
40		13 Eerie (Horror, Sci-Fi, 2013)
40		The Devil-Doll (Sci-Fi, Horror, 1936)
40		Willard (Horror, Sci-Fi, 1971)
40		Children of the Damned (Horror, Sci-Fi, 1964)
40		The Sunderland Experiment (Horror, Sci-Fi, 2014)
40		The Corpse Vanishes (Horror, Sci-Fi, 1942)
40		Dr. Jekyll and Mr. Hyde (Horror, Sci-Fi, 1941)
40		The Last Man on Earth (Horror, Sci-Fi, 1964)

Notes: Movies similar to It Came from Outer Space, Movies like It Came from Outer Space, Horror, Sci-Fi, Jack Arnold, Richard Carlson, Barbara Rush, Charles Drake, Joe Sawyer, SF, Science Fiction, SciFi, Sci Fi, Films, Video, Movie Similarities