65		The Flesh Eaters (Comedy, Horror, Sci-Fi, 1964)
55		Killer Klowns from Outer Space (Comedy, Horror, Sci-Fi, 1988)
52		Attack the Block (Action, Comedy, Sci-Fi, 2011)
52		The Host (Comedy, Drama, Horror, Sci-Fi, 2006)
50		The Lost Skeleton of Cadavra (Comedy, Horror, Sci-Fi, 2001)
50		The Return of the Living Dead (Comedy, Horror, Sci-Fi, 1985)
49		ZMD: Zombies of Mass Destruction (Comedy, Horror, Sci-Fi, 2009)
49		Doghouse (Comedy, Horror, Sci-Fi, 2009)
45		Return to Nuke 'Em High Volume 1 (Comedy, Horror, Sci-Fi, 2013)
45		Zombies from Outer Space (Comedy, Horror, Sci-Fi, 2012)
45		Detention (Comedy, Horror, Sci-Fi, 2011)
45		Cloudy with a Chance of Meatballs 2 (Animation, Comedy, Family, Sci-Fi, 2013)
45		Overtime (Comedy, Horror, Sci-Fi, 2011)
45		A Little Bit Zombie (Comedy, Horror, Sci-Fi, 2012)
45		Journey 2: The Mysterious Island (Action, Adventure, Comedy, Sci-Fi, 2012)
45		Humans vs Zombies (Comedy, Horror, Sci-Fi, 2011)
45		Alien Zombie Invasion (Comedy, Horror, Sci-Fi, 2011)
45		Sweet Prudence and the Erotic Adventure of Bigfoot (Comedy, Horror, Sci-Fi, 2011)
45		John Dies at the End (Comedy, Horror, Sci-Fi, 2012)
44		Zombie Epidemic (Comedy, Horror, Sci-Fi, 2009)
44		Cooties (Comedy, Horror, Sci-Fi, 2014)
44		Doctor S Battles the Sex Crazed Reefer Zombies: The Movie (Comedy, Horror, Sci-Fi, 2009)
44		Meltdown (Comedy, Horror, Sci-Fi, 2014)
44		Alien Trespass (Comedy, Horror, Sci-Fi, 2009)
44		Last of the Living (Comedy, Horror, Sci-Fi, 2009)
44		The Dead Can't Dance (Comedy, Horror, Sci-Fi, 2010)
44		Zombie Abomination: The Italian Zombie Movie - Part 1 (Comedy, Horror, Sci-Fi, 2010)
44		The Truman Show (Comedy, Drama, Sci-Fi, 1998)
44		Revenge of the Spacemen (Comedy, Horror, Sci-Fi, 2014)
44		Way Down in Chinatown (Comedy, Horror, Sci-Fi, 2014)
44		Other Halves (Comedy, Horror, Sci-Fi, 2015)
43		Interplanetary (Comedy, Horror, Sci-Fi, 2008)
43		S4 (Comedy, Horror, Sci-Fi, 2008)
43		Zeppo: Sinners from Beyond the Moon! (Comedy, Horror, Sci-Fi, 2007)
43		Zombie Strippers (Comedy, Horror, Sci-Fi, 2008)
43		One-Eyed Monster (Comedy, Horror, Sci-Fi, 2008)
42		Jesus H. Zombie (Comedy, Horror, Sci-Fi, 2006)
42		Swarm of the Snakehead (Comedy, Horror, Sci-Fi, 2006)
42		The Naked Monster (Comedy, Horror, Sci-Fi, 2005)
42		I epithesi tou gigantiaiou mousaka (Comedy, Sci-Fi, 1999)
42		The Monster of Phantom Lake (Comedy, Horror, Sci-Fi, 2006)
42		Evil Aliens (Comedy, Horror, Sci-Fi, 2005)
42		Slither (Comedy, Horror, Sci-Fi, 2006)
42		The Misadventures of Merlin Jones (Family, Comedy, Sci-Fi, 1964)
42		Black Sheep (Comedy, Horror, Sci-Fi, 2006)
41		The Invisible Man (Comedy, Horror, Sci-Fi, 1933)
41		Frog-g-g! (Sci-Fi, Comedy, Horror, 2004)
41		Decoys (Comedy, Horror, Sci-Fi, 2004)
40		The Pink Chiquitas (Comedy, Horror, Sci-Fi, 1987)
40		Re-Animator (Comedy, Horror, Sci-Fi, 1985)
40		The Stuff (Comedy, Horror, Sci-Fi, 1985)
40		Blood Suckers from Outer Space (Comedy, Horror, Sci-Fi, 1984)
40		Night of the Comet (Comedy, Horror, Sci-Fi, 1984)
40		Blood Beach (Comedy, Horror, Sci-Fi, 1980)
40		Interface (Sci-Fi, Comedy, Horror, 1985)
40		TerrorVision (Comedy, Horror, Sci-Fi, 1986)
40		Class of Nuke 'Em High (Comedy, Horror, Sci-Fi, 1986)
40		Monster in the Closet (Comedy, Horror, Sci-Fi, 1986)
40		Chopping Mall (Comedy, Horror, Sci-Fi, 1986)
40		Night of the Creeps (Comedy, Horror, Sci-Fi, 1986)
40		Lobster Man from Mars (Comedy, Horror, Sci-Fi, 1989)
40		Breakfast of Aliens (Comedy, Horror, Sci-Fi, 1993)
40		That Little Monster (Comedy, Horror, Sci-Fi, 1994)
40		Man's Best Friend (Comedy, Horror, Sci-Fi, 1993)
40		Body Melt (Horror, Comedy, Sci-Fi, 1993)
40		Critters 3 (Comedy, Horror, Sci-Fi, 1991)
40		Critters 4 (Comedy, Horror, Sci-Fi, 1992)
40		Brainscan (Comedy, Horror, Sci-Fi, 1994)
40		La lengua asesina (Comedy, Sci-Fi, Horror, 1996)
40		Acne (Comedy, Horror, Sci-Fi, 2000)
40		The Human Beeing (Comedy, Horror, Sci-Fi, 2002)
40		Big Monster on Campus (Comedy, Horror, Sci-Fi, 2000)
40		Top of the Food Chain (Comedy, Horror, Sci-Fi, 1999)
40		They Bite (Comedy, Horror, Sci-Fi, 1996)
40		Deformed Monsters (Comedy, Sci-Fi, Horror, 1997)
40		Blobermouth (Comedy, Horror, Sci-Fi, 1991)
40		The Borrower (Comedy, Horror, Sci-Fi, 1991)
40		Meet the Hollowheads (Comedy, Horror, Sci-Fi, 1989)
40		The Return of Swamp Thing (Sci-Fi, Horror, Comedy, 1989)
40		Not of This Earth (Comedy, Horror, Sci-Fi, 1988)
40		Critters 2 (Comedy, Horror, Sci-Fi, 1988)
40		Return of the Living Dead II (Comedy, Horror, Sci-Fi, 1988)
40		Return of the Killer Tomatoes! (Comedy, Horror, Sci-Fi, 1988)
40		Alien Space Avenger (Comedy, Horror, Sci-Fi, 1989)
40		Dr. Caligari (Comedy, Horror, Sci-Fi, 1989)
40		Class of Nuke 'Em High Part II: Subhumanoid Meltdown (Comedy, Horror, Sci-Fi, 1991)
40		There's Nothing Out There (Comedy, Horror, Sci-Fi, 1991)
40		The Age of Insects (Sci-Fi, Comedy, Horror, 1990)
40		Frankenhooker (Comedy, Horror, Sci-Fi, 1990)
40		Bride of Re-Animator (Comedy, Horror, Sci-Fi, 1989)
40		Tremors (Comedy, Horror, Sci-Fi, 1990)
40		Bad Taste (Comedy, Horror, Sci-Fi, 1987)
40		Fright Show (Horror, Comedy, Sci-Fi, 1985)
40		Abbott and Costello Meet the Invisible Man (Comedy, Horror, Sci-Fi, 1951)
40		Spider Baby or, The Maddest Story Ever Told (Comedy, Horror, Sci-Fi, 1967)
40		Beware! The Blob (Comedy, Horror, Sci-Fi, 1972)
40		Schlock (Comedy, Horror, Sci-Fi, 1973)
40		The Wacky World of Dr. Morgus (Comedy, Horror, Sci-Fi, 1962)
40		Invasion of the Saucer Men (Comedy, Horror, Sci-Fi, 1957)
40		The Mad Doctor of Market Street (Comedy, Drama, Horror, Sci-Fi, 1942)
40		The Bowery Boys Meet the Monsters (Horror, Comedy, Sci-Fi, 1954)
40		Piranha (Comedy, Horror, Sci-Fi, 1978)
37		The Troops & Aliens (Comedy, Crime, Sci-Fi, 1979)
37		The Curse of the Were-Rabbit (Animation, Comedy, Family, Sci-Fi, 2005)
36		Thunderbirds (Action, Adventure, Comedy, Sci-Fi, 2004)
35		Who Am I? (Action, Adventure, Comedy, Sci-Fi, 1998)
35		Frankenweenie (Animation, Comedy, Family, Sci-Fi, 2012)
35		Zombieland (Adventure, Comedy, Horror, Sci-Fi, 2009)
35		Lizard Boy (Action, Comedy, Horror, Sci-Fi, 2011)
35		Seeking a Friend for the End of the World (Adventure, Comedy, Drama, Sci-Fi, 2012)
35		Spy Kids 2: Island of Lost Dreams (Action, Adventure, Comedy, Sci-Fi, 2002)
35		Potpourri (Comedy, Fantasy, Horror, Sci-Fi, 2011)
34		Edge of Tomorrow (Action, Adventure, Sci-Fi, 2014)
34		The Lost World: Jurassic Park (Action, Adventure, Sci-Fi, 1997)
34		50 Kisses (Comedy, Drama, Horror, Sci-Fi, 2014)
34		Infestation (Action, Comedy, Horror, Sci-Fi, 2009)
34		Monsters vs. Aliens (Animation, Action, Adventure, Sci-Fi, 2009)
34		Beyond Redemption: Space Captain (Adventure, Comedy, Horror, Sci-Fi, 2014)
34		Dyke Hard (Action, Comedy, Horror, Sci-Fi, 2014)
34		Stand by Me Doraemon (Animation, Comedy, Drama, Sci-Fi, 2014)
34		Coyote (Comedy, Fantasy, Horror, Sci-Fi, 2014)
33		The Empire Strikes Back Uncut: Director's Cut (Sci-Fi, 2014)
33		Jurassic World (Action, Adventure, Sci-Fi, 2015)
33		Get Pony Boy (Comedy, Horror, Mystery, Sci-Fi, 2007)
33		Rocky Horror Show Live (Comedy, Musical, Sci-Fi, 2015)
32		The Search for Simon (Comedy, Sci-Fi, 2013)
32		Invasion: Stanford 1991 A.D. (Comedy, Sci-Fi, 1990)
32		Poultrygeist: Night of the Chicken Dead (Comedy, Horror, Musical, Sci-Fi, 2006)
32		Flytrap (Comedy, Drama, Sci-Fi, 2015)
32		Fido (Comedy, Drama, Horror, Sci-Fi, 2006)
32		Space Milkshake (Comedy, Sci-Fi, 2012)
32		Serena the Sexplorer (Comedy, Sci-Fi, 2013)
32		Star Trek IV: The Voyage Home (Adventure, Comedy, Sci-Fi, 1986)
32		Visit to a Small Planet (Comedy, Sci-Fi, 1960)
32		The Garden's Keeper (Action, Comedy, Sci-Fi, 2015)
32		Abby Sen (Comedy, Drama, Sci-Fi, 2015)
32		Jumper (Action, Adventure, Sci-Fi, 2008)
32		Plato's Reality Machine (Comedy, Drama, Sci-Fi, 2013)
32		Geminis (Comedy, Drama, Sci-Fi, 2013)
32		Copposites (Comedy, Family, Sci-Fi, 2012)
32		Flying Saucer Rock 'N' Roll (Adventure, Comedy, Horror, Sci-Fi, 2006)
32		Amazon Women on the Moon (Comedy, Sci-Fi, 1987)
32		The World's End (Action, Comedy, Sci-Fi, 2013)
32		Big Ass Spider! (Action, Comedy, Sci-Fi, 2013)
32		Transolar Galactica (Comedy, Sci-Fi, 2011)
32		A Man Called Nereus (Action, Comedy, Sci-Fi, 2012)
32		The Watch (Action, Comedy, Sci-Fi, 2012)
32		Die You Zombie Bastards! (Comedy, Fantasy, Horror, Sci-Fi, 2005)
32		Night of the Alien (Comedy, Sci-Fi, 2011)
32		Folklore (Comedy, Sci-Fi, 2012)
32		Ghosts with Shit Jobs (Comedy, Drama, Sci-Fi, 2012)
32		Codependent Lesbian Space Alien Seeks Same (Comedy, Romance, Sci-Fi, 2011)
32		Paul (Adventure, Comedy, Sci-Fi, 2011)
32		A Boy and His Dog (Comedy, Drama, Sci-Fi, 1975)
32		Iron Sky (Action, Comedy, Sci-Fi, 2012)
32		Ha-Trempist (Action, Comedy, Sci-Fi, 1972)
32		Rock Jocks (Comedy, Sci-Fi, 2012)
32		The Children of Terra Firma (Comedy, Mystery, Sci-Fi, 2012)
32		Unlucky (Comedy, Fantasy, Sci-Fi, 2011)
32		Wolfe with an E (Comedy, Music, Sci-Fi, 2011)
32		Multiplicity (Comedy, Romance, Sci-Fi, 1996)
32		Slaughterhouse-Five (Comedy, Drama, Sci-Fi, 1972)
31		American Ultra (Action, Comedy, Sci-Fi, 2015)
31		Dohrnii (Comedy, Sci-Fi, Thriller, 2015)
31		Absolutely Anything (Comedy, Sci-Fi, 2015)
31		Bride of Frankenstein (Comedy, Drama, Horror, Sci-Fi, 1935)
31		Alien Opponent (Action, Comedy, Sci-Fi, 2010)
31		End of Days, Inc. (Comedy, Sci-Fi, 2015)
31		The Diamonds of Metro Valley (Action, Comedy, Sci-Fi, 2010)
31		Mega Scorpions (Action, Comedy, Horror, Sci-Fi, 2003)
31		Dead Meat (Action, Comedy, Horror, Sci-Fi, 2004)
31		Hot Tub Time Machine 2 (Comedy, Sci-Fi, 2015)
31		Beyond Re-Animator (Comedy, Crime, Horror, Sci-Fi, 2003)
31		House of Time (Comedy, Mystery, Sci-Fi, 2015)
31		Anxietyville (Comedy, Drama, Sci-Fi, 2015)
31		Revenge of the Bimbot Zombie Killers (Comedy, Sci-Fi, 2014)
31		Probable Robot (Comedy, Sci-Fi, 2015)
31		Jackboots on Whitehall (Animation, Comedy, Sci-Fi, 2010)
31		Hot Tub Time Machine (Comedy, Sci-Fi, 2010)
31		Na yeh ling san, ngo joa seung liu Wong Gok hoi wong dai bou dik hung Van (Comedy, Mystery, Sci-Fi, 2014)
31		Atop the Fourth Wall: The Movie (Comedy, Sci-Fi, 2015)
31		Mothman (Comedy, Drama, Horror, Sci-Fi, 2000)
31		Wapakman (Action, Comedy, Sci-Fi, 2009)
31		Le grand tout (Comedy, Drama, Sci-Fi, 2016)
31		Robodoc (Comedy, Sci-Fi, 2009)
31		Circuit (Comedy, Drama, Sci-Fi, 2009)
31		Frequently Asked Questions About Time Travel (Comedy, Sci-Fi, 2009)
31		Hank, Aaron and the Alien from Outer Space (Comedy, Sci-Fi, 2009)
31		Final Flesh (Comedy, Sci-Fi, 2009)
31		Gentlemen Broncos (Adventure, Comedy, Sci-Fi, 2009)
31		Space Station 76 (Comedy, Drama, Sci-Fi, 2014)
31		Land of the Lost (Adventure, Comedy, Sci-Fi, 2009)
31		Rod the Stormtrooper: Episode V - The Hidden Darkness (Action, Comedy, Sci-Fi, 2015)
31		Abbott and Costello Meet Frankenstein (Comedy, Fantasy, Horror, Sci-Fi, 1948)
31		When London Sleeps It Came Alive (Comedy, Sci-Fi, 2010)
31		Undead (Action, Comedy, Horror, Sci-Fi, 2003)
31		I Heart Doomsday (Comedy, Romance, Sci-Fi, 2010)
31		Angry Video Game Nerd: The Movie (Adventure, Comedy, Sci-Fi, 2014)
31		April (Comedy, Drama, Sci-Fi, 2014)
31		The Killer Robots and the Battle for the Cosmic Potato (Comedy, Sci-Fi, 2009)
31		Parody Movie (Adventure, Comedy, Sci-Fi, 2009)

Notes: Movies similar to Grabbers, Movies like Grabbers, Comedy, Horror, Sci-Fi, Jon Wright, Richard Coyle, Ruth Bradley, Russell Tovey, Lalor Roddy, SF, Science Fiction, SciFi, Sci Fi, Films, Video, Movie Similarities