77		It! The Terror from Beyond Space (Horror, Sci-Fi, 1958)
56		The Green Slime (Drama, Horror, Sci-Fi, 1968)
55		The Quatermass Xperiment (Horror, Sci-Fi, 1955)
55		Man Made Monster (Drama, Horror, Sci-Fi, 1941)
55		The Cosmic Monster (Drama, Sci-Fi, Horror, 1958)
52		Lifeforce (Action, Horror, Sci-Fi, 1985)
52		I Married a Monster from Outer Space (Horror, Sci-Fi, 1958)
49		Blood Beast from Outer Space (Horror, Sci-Fi, 1965)
47		Deep Space (Horror, Sci-Fi, 1988)
47		Seedpeople (Horror, Sci-Fi, 1992)
46		Enemy from Space (Sci-Fi, Horror, 1957)
46		Not of This Earth (Horror, Sci-Fi, 1957)
46		20 Million Miles to Earth (Fantasy, Horror, Sci-Fi, 1957)
45		The Man Who Could Cheat Death (Drama, Horror, Sci-Fi, 1959)
45		Svengali (Drama, Horror, Sci-Fi, 1931)
45		This Island Earth (Horror, Mystery, Sci-Fi, 1955)
45		The Incredible Shrinking Man (Drama, Horror, Sci-Fi, 1957)
44		It Came from Outer Space (Horror, Sci-Fi, 1953)
44		The Monolith Monsters (Drama, Horror, Sci-Fi, 1957)
44		The Gamma People (Drama, Horror, Sci-Fi, 1956)
44		Queen of Blood (Horror, Sci-Fi, 1966)
44		Alien (Horror, Sci-Fi, 1979)
44		Phantom from Space (Horror, Sci-Fi, 1953)
42		The Brain Eaters (Sci-Fi, Horror, 1958)
42		Almost Human (Horror, Sci-Fi, Thriller, 2013)
42		Attack of the 50 Foot Woman (Horror, Sci-Fi, 1958)
42		Ghosts of Mars (Action, Horror, Sci-Fi, 2001)
42		Dark Breed (Action, Horror, Sci-Fi, 1996)
42		Invaders from Mars (Horror, Sci-Fi, 1986)
42		House of Frankenstein (Fantasy, Horror, Sci-Fi, 1944)
42		Fiend Without a Face (Horror, Sci-Fi, 1958)
42		The Arrival (Horror, Sci-Fi, 1991)
42		Werewolf of London (Drama, Fantasy, Horror, 1935)
42		War of the Satellites (Horror, Sci-Fi, 1958)
42		The Puppet Masters (Horror, Sci-Fi, Thriller, 1994)
41		28 Days Later... (Drama, Horror, Sci-Fi, 2002)
41		Frankenstein (Drama, Horror, Sci-Fi, 1931)
41		Five (Drama, Horror, Sci-Fi, 1951)
41		It Conquered the World (Horror, Sci-Fi, Thriller, 1956)
40		Chrysalis (Drama, Horror, Sci-Fi, 2014)
40		The Unborn (Drama, Horror, Sci-Fi, 1991)
40		The Horror of Frankenstein (Drama, Horror, Sci-Fi, 1970)
40		Pulse (Drama, Horror, Sci-Fi, 2006)
40		The Returned (Drama, Horror, Sci-Fi, 2013)
40		Roger Corman's Frankenstein Unbound (Drama, Horror, Sci-Fi, 1990)
40		Godsend (Drama, Horror, Sci-Fi, 2004)
40		Flatliners (Drama, Horror, Sci-Fi, 1990)
40		28 Weeks Later (Drama, Horror, Sci-Fi, 2007)
40		Frankenstein Must Be Destroyed (Horror, Drama, Sci-Fi, 1969)
40		Willard (Drama, Horror, Sci-Fi, 2003)
40		Deadly Friend (Drama, Horror, Sci-Fi, 1986)
40		Turkey Shoot (Drama, Horror, Sci-Fi, 1982)
40		Victor Frankenstein (Drama, Horror, Sci-Fi, 2015)
40		Stake Land (Drama, Horror, Sci-Fi, 2010)
40		Tell Tale (Drama, Horror, Sci-Fi, 2009)
40		Splice (Drama, Horror, Sci-Fi, 2009)
40		Dr. Jekyll and Mr. Hyde (Drama, Horror, Sci-Fi, 1920)
40		Carriers (Drama, Horror, Sci-Fi, 2009)
40		Viral (Drama, Horror, Sci-Fi, 2016)
40		The Fly (Drama, Horror, Sci-Fi, 1986)
40		I Am Legend (Drama, Horror, Sci-Fi, 2007)
40		The Corridor (Drama, Horror, Sci-Fi, 2010)
40		Extinction (Drama, Horror, Sci-Fi, 2015)
40		The Ghost of Frankenstein (Drama, Horror, Sci-Fi, 1942)
40		Monkey Shines (Drama, Horror, Sci-Fi, 1988)
40		Under the Skin (Drama, Horror, Sci-Fi, 2013)
40		Dreamcatcher (Drama, Horror, Sci-Fi, 2003)
40		Son of Frankenstein (Sci-Fi, Horror, Drama, 1939)
40		Black Friday (Drama, Horror, Sci-Fi, 1940)
39		I Come in Peace (Action, Crime, Horror, 1990)
38		Goke, Body Snatcher from Hell (Horror, Sci-Fi, 1968)
38		What Ever Happened to Baby Jane? (Drama, Horror, Thriller, 1962)
37		Space Master X-7 (Horror, Sci-Fi, Thriller, 1958)
37		Plan 9 from Outer Space (Horror, Sci-Fi, 1959)
37		Invasion of the Body Snatchers (Horror, Sci-Fi, 1956)
37		Village of the Damned (Horror, Sci-Fi, Thriller, 1995)
37		The Good Son (Drama, Horror, Thriller, 1993)
37		Martin (Drama, Horror, 1977)
37		Jason X (Action, Horror, Sci-Fi, 2001)
37		The Dark Side of the Moon (Action, Horror, Sci-Fi, 1990)
37		The Invisible Ray (Horror, Sci-Fi, Thriller, 1936)
37		Communion (Biography, Drama, Horror, 1989)
37		Citadel (Drama, Horror, Thriller, 2012)
37		Splinter (Horror, Sci-Fi, Thriller, 2008)
37		The Alien Factor (Horror, Sci-Fi, 1978)
36		The Black Sleep (Horror, Sci-Fi, 1956)
36		The Vampire (Horror, Sci-Fi, Thriller, 1957)
36		The Giant Claw (Fantasy, Horror, Sci-Fi, 1957)
35		Target Earth (Horror, Sci-Fi, 1954)
33		Peeping Tom (Drama, Horror, Thriller, 1960)
32		Attack of the Puppet People (Sci-Fi, Horror, 1958)
32		Giant from the Unknown (Drama, Horror, 1958)
32		She Demons (Horror, Sci-Fi, 1958)
32		Ghost Story (Drama, Horror, Thriller, 1981)
32		Bless the Child (Crime, Drama, Horror, 2000)
32		The Wasp Woman (Horror, Sci-Fi, 1959)
32		The Color Out of Space (Drama, Horror, Mystery, 2010)
32		Terror Is a Man (Horror, Romance, Sci-Fi, 1959)
32		The Flesh and the Fiends (Crime, Drama, Horror, 1960)
32		4D Man (Sci-Fi, Horror, Romance, 1959)
32		The Manster (Horror, Sci-Fi, 1959)
32		The Alligator People (Horror, Sci-Fi, 1959)
32		The Echo (Drama, Horror, Mystery, 2008)
32		Return of the Fly (Drama, Fantasy, Horror, 1959)
32		Invisible Invaders (Sci-Fi, Horror, 1959)
32		Deathwatch (Drama, Horror, War, 2002)
32		The Spider (Horror, Sci-Fi, 1958)
32		The Blob (Horror, Sci-Fi, 1958)
32		Curse of the Faceless Man (Adventure, Horror, Sci-Fi, 1958)
32		Combat Shock (Drama, Horror, Thriller, 1984)
32		The Crawling Eye (Horror, Sci-Fi, 1958)
32		Monster on the Campus (Horror, Sci-Fi, 1958)
32		The Giant Behemoth (Drama, Fantasy, Horror, 1959)
32		Gin gwai (Drama, Horror, Thriller, 2002)
32		The Uninvited (Drama, Horror, Mystery, 2009)
32		Blood of the Vampire (Horror, Sci-Fi, 1958)
32		The Colossus of New York (Horror, Sci-Fi, 1958)
32		Mystery of Edwin Drood (Drama, Horror, Mystery, 1935)
32		The Woman Eater (Horror, Sci-Fi, 1958)
32		Twilight Zone: The Movie (Fantasy, Horror, Sci-Fi, 1983)
32		How to Make a Monster (Horror, Sci-Fi, 1958)
32		Frankenstein 1970 (Horror, Sci-Fi, 1958)
32		The Fly (Drama, Fantasy, Horror, 1958)
32		The Monster of Piedras Blancas (Horror, Sci-Fi, 1959)
32		The Return of Dracula (Drama, Horror, Mystery, 1958)
32		House of Usher (Drama, Fantasy, Horror, 1960)
32		The Undying Monster (Drama, Horror, Mystery, 1942)
32		Godzilla vs. Destoroyah (Action, Horror, Sci-Fi, 1995)
32		The Invisible Man Returns (Drama, Horror, Mystery, 1940)
32		The Nurse (Drama, Horror, Thriller, 1997)
32		Patrick (Horror, Romance, Sci-Fi, 1978)
32		Valley of the Zombies (Action, Drama, Horror, 1946)
32		Hellraiser: Bloodline (Horror, Sci-Fi, 1996)
32		The Crazies (Action, Horror, Sci-Fi, 1973)
32		The Tall Man (Crime, Drama, Horror, 2012)
32		The Seventh Victim (Drama, Horror, Mystery, 1943)
32		State of Emergency (Horror, Sci-Fi, Thriller, 2011)
32		Diabolique (Crime, Drama, Horror, 1955)
32		White Noise 2: The Light (Drama, Fantasy, Horror, 2007)
32		First Born (Drama, Horror, Mystery, 2007)
32		Wonderland (Fantasy, Horror, Sci-Fi, 2011)
32		The Rite (Drama, Horror, Mystery, 2011)
32		Transformations (Horror, Sci-Fi, 1988)
32		Patrick (Horror, Sci-Fi, Thriller, 2013)
32		Gui si (Drama, Horror, Mystery, 2006)
32		Circus of Horrors (Horror, Drama, 1960)
32		The Leech Woman (Horror, Romance, Sci-Fi, 1960)
32		Village of the Damned (Horror, Sci-Fi, 1960)
32		Last Woman on Earth (Drama, Horror, Mystery, 1960)
32		Dr. Jekyll and Mr. Hyde (Horror, Sci-Fi, 1941)
32		The Demolitionist (Action, Horror, Sci-Fi, 1995)
32		The Hands of Orlac (Crime, Horror, Sci-Fi, 1960)
32		The Hand (Crime, Drama, Horror, 1960)
32		The Living and the Dead (Drama, Horror, Mystery, 2006)
31		These Are the Damned (Drama, Fantasy, Horror, 1962)
31		Premature Burial (Drama, Horror, Mystery, 1962)
31		Pit and the Pendulum (Drama, Fantasy, Horror, 1961)
31		Reptilicus (Action, Horror, Sci-Fi, 1961)
31		Gorgo (Action, Drama, Horror, 1961)
31		Tower of London (Drama, History, Horror, 1962)
31		Mr. Sardonicus (Drama, Horror, Mystery, 1961)
31		The Brain That Wouldn't Die (Horror, Sci-Fi, 1962)
31		Panic in Year Zero! (Horror, Sci-Fi, Thriller, 1962)
31		The Phantom of the Opera (Drama, Horror, Music, 1962)
31		Hand of Death (Horror, Sci-Fi, 1962)
31		The Day of the Triffids (Horror, Sci-Fi, 1962)
31		Hush...Hush, Sweet Charlotte (Crime, Drama, Horror, 1964)
31		The Man Who Turned to Stone (Horror, Sci-Fi, 1957)
31		Attack of the Crab Monsters (Horror, Sci-Fi, 1957)
31		Kronos (Action, Drama, Horror, 1957)
31		Varan the Unbelievable (Horror, Sci-Fi, 1962)
31		The Curse of Frankenstein (Horror, Sci-Fi, 1957)
31		X the Unknown (Horror, Sci-Fi, 1956)
31		The Bad Seed (Crime, Drama, Horror, 1956)
31		The Brain (Crime, Horror, Drama, 1962)
31		Godzilla, King of the Monsters! (Action, Horror, Sci-Fi, 1956)
31		The Werewolf (Sci-Fi, Horror, 1956)
31		The Beast of Hollow Mountain (Horror, Romance, Sci-Fi, 1956)
31		The Deadly Mantis (Horror, Sci-Fi, Thriller, 1957)
31		She Devil (Horror, Sci-Fi, 1957)
31		The Black Scorpion (Horror, Sci-Fi, 1957)
31		The Man Without a Body (Horror, Sci-Fi, 1957)
31		The Birds (Drama, Horror, Mystery, 1963)
31		The Abominable Snowman (Adventure, Horror, Sci-Fi, 1957)
31		I Was a Teenage Frankenstein (Horror, Sci-Fi, 1957)
31		The Unknown Terror (Horror, Sci-Fi, 1957)
31		The Monster That Challenged the World (Horror, Sci-Fi, 1957)
31		The Cyclops (Horror, Sci-Fi, 1957)
31		I Was a Teenage Werewolf (Drama, Fantasy, Horror, 1957)
30		The Earth Dies Screaming (Horror, Sci-Fi, 1964)
30		Repulsion (Drama, Horror, Thriller, 1965)
30		The Tomb of Ligeia (Drama, Horror, Thriller, 1964)
30		Lady in a Cage (Drama, Horror, Thriller, 1964)
30		Children of the Damned (Horror, Sci-Fi, 1964)
30		Unearthly Stranger (Horror, Sci-Fi, 1963)
30		Black Zoo (Drama, Horror, 1963)
30		Paranoiac (Drama, Horror, Mystery, 1963)
30		Strait-Jacket (Drama, Horror, Thriller, 1964)
30		The Last Man on Earth (Horror, Sci-Fi, 1964)
30		X: The Man with the X-Ray Eyes (Horror, Sci-Fi, Thriller, 1963)
30		Creature with the Atom Brain (Crime, Horror, Sci-Fi, 1955)
30		Tarantula (Horror, Sci-Fi, 1955)
30		It Came from Beneath the Sea (Horror, Sci-Fi, 1955)
30		Bride of the Monster (Horror, Sci-Fi, 1955)
30		Revenge of the Creature (Horror, Sci-Fi, 1955)
30		Day the World Ended (Horror, Sci-Fi, 1955)
30		Them! (Horror, Sci-Fi, 1954)
30		Gog (Drama, Horror, Romance, 1954)
30		Whispers (Drama, Horror, Thriller, 2015)
30		Creature from the Black Lagoon (Horror, Sci-Fi, 1954)
30		Sicilian Vampire (Crime, Drama, Horror, 2015)

Notes: Movies similar to First Man Into Space, Movies like First Man Into Space, Drama, Horror, Sci-Fi, Robert Day, Marshall Thompson, Marla Landi, Bill Edwards, Robert Ayres, Films, Video, Movie Similarities