55		Return of the Living Dead II (Comedy, Horror, Sci-Fi, 1988)
55		Not of This Earth (Comedy, Horror, Sci-Fi, 1988)
54		Chopping Mall (Comedy, Horror, Sci-Fi, 1986)
54		TerrorVision (Comedy, Horror, Sci-Fi, 1986)
50		Tremors (Comedy, Horror, Sci-Fi, 1990)
50		Frankenhooker (Comedy, Horror, Sci-Fi, 1990)
50		Return of the Killer Tomatoes! (Comedy, Horror, Sci-Fi, 1988)
50		Critters 2 (Comedy, Horror, Sci-Fi, 1988)
49		Bad Taste (Comedy, Horror, Sci-Fi, 1987)
48		The Return of the Living Dead (Comedy, Horror, Sci-Fi, 1985)
46		Bugged (Comedy, Horror, Sci-Fi, 1997)
45		Bride of Re-Animator (Comedy, Horror, Sci-Fi, 1989)
45		The Flesh Eaters (Comedy, Horror, Sci-Fi, 1964)
45		Meet the Hollowheads (Comedy, Horror, Sci-Fi, 1989)
45		Killer Klowns from Outer Space (Comedy, Horror, Sci-Fi, 1988)
45		Lobster Man from Mars (Comedy, Horror, Sci-Fi, 1989)
45		Alien Space Avenger (Comedy, Horror, Sci-Fi, 1989)
45		Dr. Caligari (Comedy, Horror, Sci-Fi, 1989)
45		The Naked Monster (Comedy, Horror, Sci-Fi, 2005)
45		The Lost Skeleton of Cadavra (Comedy, Horror, Sci-Fi, 2001)
45		Slither (Comedy, Horror, Sci-Fi, 2006)
45		Return to Nuke 'Em High Volume 1 (Comedy, Horror, Sci-Fi, 2013)
44		The Borrower (Comedy, Horror, Sci-Fi, 1991)
44		There's Nothing Out There (Comedy, Horror, Sci-Fi, 1991)
44		Class of Nuke 'Em High Part II: Subhumanoid Meltdown (Comedy, Horror, Sci-Fi, 1991)
44		Monster in the Closet (Comedy, Horror, Sci-Fi, 1986)
44		The Pink Chiquitas (Comedy, Horror, Sci-Fi, 1987)
44		Class of Nuke 'Em High (Comedy, Horror, Sci-Fi, 1986)
44		Night of the Creeps (Comedy, Horror, Sci-Fi, 1986)
44		Critters 3 (Comedy, Horror, Sci-Fi, 1991)
44		Critters 4 (Comedy, Horror, Sci-Fi, 1992)
43		Night of the Comet (Comedy, Horror, Sci-Fi, 1984)
43		The Stuff (Comedy, Horror, Sci-Fi, 1985)
43		Blood Suckers from Outer Space (Comedy, Horror, Sci-Fi, 1984)
43		Re-Animator (Comedy, Horror, Sci-Fi, 1985)
43		Brainscan (Comedy, Horror, Sci-Fi, 1994)
43		Body Melt (Horror, Comedy, Sci-Fi, 1993)
43		That Little Monster (Comedy, Horror, Sci-Fi, 1994)
43		Man's Best Friend (Comedy, Horror, Sci-Fi, 1993)
42		Hard to Die (Action, Comedy, Horror, 1990)
42		The Toxic Avenger Part II (Action, Comedy, Horror, 1989)
42		Ghoulies II (Comedy, Horror, 1988)
42		Sorority House Massacre II (Comedy, Horror, Thriller, 1990)
42		La lengua asesina (Comedy, Sci-Fi, Horror, 1996)
42		They Bite (Comedy, Horror, Sci-Fi, 1996)
41		Critters (Action, Comedy, Horror, 1986)
41		The Invisible Man (Comedy, Horror, Sci-Fi, 1933)
41		Deformed Monsters (Comedy, Sci-Fi, Horror, 1997)
41		Blood Beach (Comedy, Horror, Sci-Fi, 1980)
40		Humans vs Zombies (Comedy, Horror, Sci-Fi, 2011)
40		John Dies at the End (Comedy, Horror, Sci-Fi, 2012)
40		Detention (Comedy, Horror, Sci-Fi, 2011)
40		Overtime (Comedy, Horror, Sci-Fi, 2011)
40		Decoys (Comedy, Horror, Sci-Fi, 2004)
40		Schlock (Comedy, Horror, Sci-Fi, 1973)
40		A Little Bit Zombie (Comedy, Horror, Sci-Fi, 2012)
40		Top of the Food Chain (Comedy, Horror, Sci-Fi, 1999)
40		Piranha (Comedy, Horror, Sci-Fi, 1978)
40		Abbott and Costello Meet the Invisible Man (Comedy, Horror, Sci-Fi, 1951)
40		Zombies from Outer Space (Comedy, Horror, Sci-Fi, 2012)
40		Big Monster on Campus (Comedy, Horror, Sci-Fi, 2000)
40		The Toxic Avenger (Action, Comedy, Horror, 1984)
40		Acne (Comedy, Horror, Sci-Fi, 2000)
40		Grabbers (Comedy, Horror, Sci-Fi, 2012)
40		Ghoulies (Comedy, Fantasy, Horror, 1984)
40		Alien Trespass (Comedy, Horror, Sci-Fi, 2009)
40		ZMD: Zombies of Mass Destruction (Comedy, Horror, Sci-Fi, 2009)
40		Spider Baby or, The Maddest Story Ever Told (Comedy, Horror, Sci-Fi, 1967)
40		Black Sheep (Comedy, Horror, Sci-Fi, 2006)
40		One-Eyed Monster (Comedy, Horror, Sci-Fi, 2008)
40		Zombie Strippers (Comedy, Horror, Sci-Fi, 2008)
40		Interplanetary (Comedy, Horror, Sci-Fi, 2008)
40		Freaks of Nature (Comedy, Horror, Sci-Fi, 2015)
40		Last of the Living (Comedy, Horror, Sci-Fi, 2009)
40		Beware! The Blob (Comedy, Horror, Sci-Fi, 1972)
40		The Bowery Boys Meet the Monsters (Horror, Comedy, Sci-Fi, 1954)
40		The Toxic Avenger Part III: The Last Temptation of Toxie (Action, Comedy, Fantasy, Horror, 1989)
40		Frog-g-g! (Sci-Fi, Comedy, Horror, 2004)
40		Evil Aliens (Comedy, Horror, Sci-Fi, 2005)
40		Invasion of the Saucer Men (Comedy, Horror, Sci-Fi, 1957)
40		Doghouse (Comedy, Horror, Sci-Fi, 2009)
40		Cooties (Comedy, Horror, Sci-Fi, 2014)
39		The Legend of Gator Face (Adventure, Comedy, Horror, 1996)
38		Motel Hell (Comedy, Horror, Thriller, 1980)
37		Sundown: The Vampire in Retreat (Comedy, Horror, Western, 1989)
37		Gremlins 2: The New Batch (Comedy, Fantasy, Horror, 1990)
37		Fright Night Part 2 (Comedy, Horror, Thriller, 1988)
37		Dead Heat (Action, Comedy, Horror, 1988)
37		The Host (Comedy, Drama, Horror, 2006)
36		The Lost Boys (Comedy, Fantasy, Horror, 1987)
36		Return to Horror High (Comedy, Horror, 1987)
36		Death Becomes Her (Comedy, Fantasy, Horror, 1992)
36		Night of the Day of the Dawn of the Son of the Bride of the Return of the Terror (Comedy, Horror, 1991)
36		A Return to Salem's Lot (Comedy, Horror, Thriller, 1987)
35		Gremlins (Comedy, Fantasy, Horror, 1984)
35		Night of the Demons 2 (Comedy, Fantasy, Horror, 1994)
35		Screamplay (Comedy, Horror, Mystery, 1985)
34		Wacko (Comedy, Horror, 1982)
33		What We Do in the Shadows (Comedy, Fantasy, Horror, 2014)
33		Abbott and Costello Meet Frankenstein (Comedy, Fantasy, Horror, 1948)
33		The Lost Empire (Action, Adventure, Comedy, Horror, 1984)
33		Bride of Frankenstein (Comedy, Drama, Horror, 1935)
32		Hollywood Chainsaw Hookers (Comedy, Horror, 1988)
32		Curse of the Queerwolf (Comedy, Horror, 1988)
32		Sorority Babes in the Slimeball Bowl-O-Rama (Comedy, Horror, 1988)
32		Lucky Stiff (Comedy, Horror, 1988)
32		Master Minds (Horror, Comedy, 1949)
32		Brain Damage (Comedy, Horror, 1988)
32		Parents (Comedy, Horror, Mystery, 1989)
32		Rabid Grannies (Comedy, Horror, 1988)
32		976-EVIL (Comedy, Horror, 1988)
32		Unmasked Part 25 (Comedy, Horror, Romance, 1989)
32		Flesh Eating Mothers (Comedy, Horror, 1988)
32		Cheerleader Camp (Comedy, Horror, Thriller, 1988)
32		Nightmare Sisters (Comedy, Fantasy, Horror, 1988)
32		Vampire's Kiss (Comedy, Horror, 1988)
32		Things Happen at Night (Comedy, Horror, 1948)
32		Redneck Zombies (Comedy, Horror, 1989)
32		Waxwork (Comedy, Horror, 1988)
32		Out of the Dark (Comedy, Horror, Thriller, 1988)
32		Elvira: Mistress of the Dark (Comedy, Horror, 1988)
32		Tales from the Gimli Hospital (Comedy, Fantasy, Horror, 1988)
32		Night of the Demons (Comedy, Fantasy, Horror, 1988)
32		The Lair of the White Worm (Comedy, Horror, 1988)
32		Sleepaway Camp II: Unhappy Campers (Comedy, Horror, 1988)
32		High Spirits (Comedy, Fantasy, Horror, 1988)
32		Tales from the Darkside: The Movie (Comedy, Fantasy, Horror, 1990)
32		Revenge of the Radioactive Reporter (Comedy, Horror, 1990)
32		Pledge Night (Comedy, Horror, 1990)
32		The Willies (Horror, Comedy, 1990)
32		Blood Salvage (Comedy, Horror, 1990)
32		Repossessed (Comedy, Fantasy, Horror, 1990)
32		Slumber Party Massacre III (Comedy, Horror, 1990)
32		Singapore sling: O anthropos pou agapise ena ptoma (Comedy, Drama, Horror, 1990)
32		Hatchet III (Action, Comedy, Horror, 2013)
32		Braindead (Comedy, Fantasy, Horror, 1992)
32		Night of the Day of the Dawn of the Son of the Bride of the Return of the Revenge of the Terror of the Attack of the Evil, Mutant, Hellbound, Flesh-Eating Subhumanoid Zombified Living Dead, Part 3 (Comedy, Horror, 2005)
32		Feast (Action, Comedy, Horror, 2005)
32		Hatchet (Comedy, Horror, 2006)
32		Freak Out (Action, Comedy, Horror, 2004)
32		Incident at Loch Ness (Adventure, Comedy, Horror, 2004)
32		Army of Darkness (Comedy, Fantasy, Horror, 1992)
32		Hatchet II (Comedy, Horror, Thriller, 2010)
32		Arachnophobia (Comedy, Fantasy, Horror, 1990)
32		I Bought a Vampire Motorcycle (Comedy, Horror, 1990)
32		The Jitters (Action, Comedy, Horror, 1989)
32		Sleepaway Camp III: Teenage Wasteland (Comedy, Horror, 1989)
32		Revenge of the Zombies (Adventure, Comedy, Horror, 1943)
32		My Mom's a Werewolf (Comedy, Horror, 1989)
32		Society (Comedy, Horror, 1989)
32		Cutting Class (Comedy, Crime, Horror, 1989)
32		Night Visitor (Comedy, Horror, Thriller, 1989)
32		Shocker (Comedy, Horror, Thriller, 1989)
32		Blades (Comedy, Horror, 1989)
32		The Ambulance (Action, Comedy, Horror, 1990)
32		Spooks Run Wild (Horror, Comedy, 1941)
32		Gate 2: The Trespassers (Fantasy, Horror, Comedy, 1990)
32		Basket Case 2 (Comedy, Horror, 1990)
32		Rockula (Comedy, Horror, Musical, 1990)
32		Terror Eyes (Horror, Comedy, Thriller, 1989)
32		The Sleeping Car (Horror, Comedy, 1990)
32		Cannibal Women in the Avocado Jungle of Death (Action, Comedy, Horror, 1989)
32		The Thingy: Confessions of a Teenage Placenta (Comedy, Drama, Horror, 2013)
32		Evil Dead II (Comedy, Fantasy, Horror, 1987)
32		Bunny the Killer Thing (Action, Comedy, Horror, 2015)
32		Children Shouldn't Play with Dead Things (Comedy, Fantasy, Horror, 1972)
32		Wyrmwood: Road of the Dead (Comedy, Horror, 2014)
32		Zombeavers (Comedy, Horror, Thriller, 2014)
31		House (Comedy, Fantasy, Horror, 1986)
31		Bride of Killer Nerd (Comedy, Horror, 1992)
31		Auntie Lee's Meat Pies (Comedy, Horror, 1992)
31		Dr. Giggles (Comedy, Drama, Horror, 1992)
31		Bloodsucking Pharaohs in Pittsburgh (Comedy, Horror, 1991)
31		Spookies (Comedy, Horror, 1986)
31		Maximum Overdrive (Action, Comedy, Horror, 1986)
31		Vamp (Comedy, Horror, 1986)
31		Killer Party (Comedy, Horror, 1986)
31		Deadtime Stories (Comedy, Horror, 1986)
31		Revenge of Billy the Kid (Comedy, Fantasy, Horror, 1992)
31		The Refrigerator (Comedy, Fantasy, Horror, 1991)
31		Freddy's Dead: The Final Nightmare (Comedy, Fantasy, Horror, 1991)
31		Popcorn (Comedy, Horror, 1991)
31		Mom (Comedy, Horror, 1991)
31		Scary Movie (Comedy, Horror, 1991)
31		Basket Case 3 (Comedy, Horror, 1991)
31		The People Under the Stairs (Comedy, Horror, Mystery, 1991)
31		Waxwork II: Lost in Time (Comedy, Fantasy, Horror, 1992)
31		Haunted Honeymoon (Horror, Comedy, Musical, 1986)
31		Killer Nerd (Comedy, Horror, 1991)
31		Teenage Exorcist (Comedy, Horror, 1991)
31		The Vagrant (Comedy, Horror, Thriller, 1992)
31		Troll (Comedy, Fantasy, Horror, 1986)
31		Creepshow 2 (Comedy, Fantasy, Horror, 1987)
31		Evil Laugh (Comedy, Horror, 1986)
31		House II: The Second Story (Comedy, Fantasy, Horror, 1987)
31		My Demon Lover (Comedy, Fantasy, Horror, 1987)
31		Billy the Kid and the Green Baize Vampire (Comedy, Horror, Musical, 1987)
31		The Texas Chainsaw Massacre 2 (Comedy, Horror, 1986)
31		Street Trash (Comedy, Horror, 1987)
31		Slumber Party Massacre II (Comedy, Horror, Music, 1987)
31		Little Shop of Horrors (Comedy, Horror, Musical, 1986)
31		Psychos in Love (Comedy, Horror, 1987)
31		Doom Asylum (Comedy, Horror, 1987)
31		Trick or Treat (Comedy, Horror, Music, 1986)
31		The Witches of Eastwick (Comedy, Fantasy, Horror, 1987)
31		Zombie High (Comedy, Horror, 1987)
31		Slaughterhouse (Comedy, Horror, 1987)
31		My Best Friend Is a Vampire (Comedy, Horror, Romance, 1987)
31		I Was a Teenage Zombie (Comedy, Horror, 1987)
31		Blood Diner (Comedy, Horror, 1987)
31		Blood Hook (Comedy, Horror, 1986)

Notes: Movies similar to The Return of Swamp Thing, Movies like The Return of Swamp Thing, Sci-Fi, Horror, Comedy, Jim Wynorski, Dick Durock, Heather Locklear, Louis Jourdan, Sarah Douglas, Films, Video, Movie Similarities