50		My Stepmother Is an Alien (Comedy, Romance, Sci-Fi, 1988)
45		Remote Control (Comedy, Romance, Sci-Fi, 1988)
45		Mars Attacks! (Action, Comedy, Sci-Fi, 1996)
45		Nutty Professor II: The Klumps (Comedy, Romance, Sci-Fi, 2000)
43		The Nutty Professor (Comedy, Romance, Sci-Fi, 1996)
43		Multiplicity (Comedy, Romance, Sci-Fi, 1996)
42		Galaxy Quest (Adventure, Comedy, Sci-Fi, 1999)
42		My Super Ex-Girlfriend (Comedy, Romance, Sci-Fi, 2006)
42		Evolution (Comedy, Sci-Fi, 2001)
42		Junior (Comedy, Romance, Sci-Fi, 1994)
41		Memoirs of an Invisible Man (Comedy, Romance, Sci-Fi, 1992)
40		Making Mr. Right (Comedy, Romance, Sci-Fi, 1987)
40		Nice Girls Don't Explode (Comedy, Romance, Sci-Fi, 1987)
40		Kamillions (Comedy, Romance, Sci-Fi, 1990)
40		Weird Science (Comedy, Romance, Sci-Fi, 1985)
40		The Man with Two Brains (Comedy, Romance, Sci-Fi, 1983)
40		Real Genius (Comedy, Romance, Sci-Fi, 1985)
40		Creator (Comedy, Romance, Sci-Fi, 1985)
40		I Heart Doomsday (Comedy, Romance, Sci-Fi, 2010)
40		The Mouse on the Moon (Comedy, Romance, Sci-Fi, 1963)
40		The Nutty Professor (Comedy, Romance, Sci-Fi, 1963)
40		Codependent Lesbian Space Alien Seeks Same (Comedy, Romance, Sci-Fi, 2011)
40		Earthbound (Comedy, Fantasy, Romance, Sci-Fi, 2012)
40		The Invisible Woman (Comedy, Romance, Sci-Fi, 1940)
39		Target Audience 9.1 (Comedy, Sci-Fi, 2007)
37		The Monitors (Comedy, Sci-Fi, 1969)
37		Visit to a Small Planet (Comedy, Sci-Fi, 1960)
37		PK (Comedy, Drama, Romance, Sci-Fi, 2014)
37		Not of This Earth (Comedy, Horror, Sci-Fi, 1988)
37		My Favorite Martian (Comedy, Family, Sci-Fi, 1999)
37		Kiss Me Quick! (Comedy, Sci-Fi, 1964)
37		What Planet Are You From? (Comedy, Sci-Fi, 2000)
37		Killer Klowns from Outer Space (Comedy, Horror, Sci-Fi, 1988)
37		The Lost Skeleton of Cadavra (Comedy, Horror, Sci-Fi, 2001)
37		Eat and Run (Comedy, Sci-Fi, 1987)
37		The Brother from Another Planet (Comedy, Sci-Fi, 1984)
36		Evil Alien Conquerors (Comedy, Sci-Fi, 2003)
35		Bubble Boy (Adventure, Comedy, Romance, Sci-Fi, 2001)
35		Time Bandits (Adventure, Comedy, Fantasy, Sci-Fi, 1981)
35		La lengua asesina (Comedy, Sci-Fi, Horror, 1996)
35		Evil Aliens (Comedy, Horror, Sci-Fi, 2005)
35		Virtual Sexuality (Comedy, Drama, Romance, Sci-Fi, 1999)
35		The Adventures of Buckaroo Banzai Across the 8th Dimension (Adventure, Comedy, Romance, Sci-Fi, 1984)
35		Decoys (Comedy, Horror, Sci-Fi, 2004)
35		Blast from the Past (Comedy, Drama, Romance, Sci-Fi, 1999)
35		Phil the Alien (Comedy, Sci-Fi, 2004)
35		The Hitchhiker's Guide to the Galaxy (Adventure, Comedy, Sci-Fi, 2005)
35		Plan 10 from Outer Space (Comedy, Sci-Fi, 1995)
35		Oblivion 2: Backlash (Adventure, Comedy, Sci-Fi, 1996)
35		Earth Girls Are Easy (Comedy, Musical, Romance, Sci-Fi, 1988)
34		The Roly Poly Man (Comedy, Sci-Fi, 1994)
34		Breakfast of Aliens (Comedy, Horror, Sci-Fi, 1993)
34		The High Crusade (Adventure, Comedy, Sci-Fi, 1994)
34		Teknolust (Comedy, Drama, Romance, Sci-Fi, 2002)
34		Coneheads (Comedy, Sci-Fi, 1993)
34		Pet Shop (Comedy, Family, Sci-Fi, 1994)
34		Slither (Comedy, Horror, Sci-Fi, 2006)
34		Rocky Horror Show Live (Comedy, Musical, Sci-Fi, 2015)
33		One-Eyed Monster (Comedy, Horror, Sci-Fi, 2008)
33		The Truman Show (Comedy, Drama, Sci-Fi, 1998)
33		Hank, Aaron and the Alien from Outer Space (Comedy, Sci-Fi, 2009)
33		Interplanetary (Comedy, Horror, Sci-Fi, 2008)
33		Tribulation 99: Alien Anomalies Under America (Comedy, Sci-Fi, 1992)
33		Space Case (Comedy, Sci-Fi, 1992)
33		The Borrower (Comedy, Horror, Sci-Fi, 1991)
33		Critters 3 (Comedy, Horror, Sci-Fi, 1991)
33		S4 (Comedy, Horror, Sci-Fi, 2008)
33		Alien Trespass (Comedy, Horror, Sci-Fi, 2009)
32		Big Meat Eater (Comedy, Musical, Sci-Fi, 1982)
32		The Mating Habits of the Earthbound Human (Comedy, Sci-Fi, 1999)
32		Bridge of Dragons (Action, Romance, Sci-Fi, 1999)
32		Top of the Food Chain (Comedy, Horror, Sci-Fi, 1999)
32		Big Monster on Campus (Comedy, Horror, Sci-Fi, 2000)
32		Critters 2 (Comedy, Horror, Sci-Fi, 1988)
32		Sex Files: Alien Erotica II (Romance, Sci-Fi, 2000)
32		Earthbound (Family, Sci-Fi, Comedy, 1981)
32		Bicentennial Man (Comedy, Drama, Sci-Fi, 1999)
32		Akumulátor 1 (Comedy, Fantasy, Romance, Sci-Fi, 1994)
32		Spaced Invaders (Adventure, Comedy, Sci-Fi, 1990)
32		I epithesi tou gigantiaiou mousaka (Comedy, Sci-Fi, 1999)
32		Voyage of the Rock Aliens (Musical, Sci-Fi, Comedy, 1984)
32		Second Sight (Comedy, Mystery, Sci-Fi, 1989)
32		Morons from Outer Space (Comedy, Sci-Fi, 1985)
32		Blood Suckers from Outer Space (Comedy, Horror, Sci-Fi, 1984)
32		The Pink Chiquitas (Comedy, Horror, Sci-Fi, 1987)
32		Night of the Creeps (Comedy, Horror, Sci-Fi, 1986)
32		Alien Space Avenger (Comedy, Horror, Sci-Fi, 1989)
32		TerrorVision (Comedy, Horror, Sci-Fi, 1986)
32		Fright Show (Horror, Comedy, Sci-Fi, 1985)
32		Starman (Romance, Sci-Fi, 1984)
32		Hyperspace (Sci-Fi, Comedy, 1984)
32		Xing ji dun tai (Sci-Fi, Comedy, 1983)
32		Illegal Alien (Comedy, Sci-Fi, 1982)
32		I Was a Zombie for the F.B.I. (Comedy, Sci-Fi, 1982)
32		Purple People Eater (Comedy, Family, Sci-Fi, 1988)
32		Bad Taste (Comedy, Horror, Sci-Fi, 1987)
32		Nothing Lasts Forever (Comedy, Fantasy, Sci-Fi, 1984)
32		Real Men (Action, Comedy, Sci-Fi, 1987)
32		Virtue (Comedy, Sci-Fi, 1999)
32		Acne (Comedy, Horror, Sci-Fi, 2000)
32		The Watch (Action, Comedy, Sci-Fi, 2012)
32		Night of the Alien (Comedy, Sci-Fi, 2011)
32		The Children of Terra Firma (Comedy, Mystery, Sci-Fi, 2012)
32		Mars Attacks the World (Romance, Sci-Fi, 1938)
32		Toomorrow (Comedy, Musical, Sci-Fi, 1970)
32		Big Ass Spider! (Action, Comedy, Sci-Fi, 2013)
32		Attack the Block (Action, Comedy, Sci-Fi, 2011)
32		Paul (Adventure, Comedy, Sci-Fi, 2011)
32		Superstarlet A.D. (Comedy, Sci-Fi, 2000)
32		The Importance of Being Russell (Comedy, Fantasy, Romance, Sci-Fi, 2006)
32		The Rocket Man (Family, Sci-Fi, Comedy, 1954)
32		Alien Opponent (Action, Comedy, Sci-Fi, 2010)
32		Abbott and Costello Meet the Invisible Man (Comedy, Horror, Sci-Fi, 1951)
32		Slaughterhouse-Five (Comedy, Drama, Sci-Fi, 1972)
32		Angry Video Game Nerd: The Movie (Adventure, Comedy, Sci-Fi, 2014)
32		The Animal (Comedy, Sci-Fi, 2001)
32		Just Visiting (Comedy, Fantasy, Sci-Fi, 2001)
32		CQ (Drama, Comedy, Sci-Fi, 2001)
32		Dark Star (Comedy, Sci-Fi, 1974)
32		The Zeros (Comedy, Drama, Sci-Fi, 2001)
32		Mutant Aliens (Animation, Comedy, Sci-Fi, 2001)
32		The Troops & Aliens (Comedy, Crime, Sci-Fi, 1979)
32		Very Close Encounters of the Fourth Kind (Comedy, Sci-Fi, 1978)
32		The American Astronaut (Musical, Comedy, Sci-Fi, 2001)
32		Absolutely Anything (Comedy, Sci-Fi, 2015)
32		Godzilla 2001 (Comedy, Sci-Fi, 2001)
31		Double Team (Action, Comedy, Sci-Fi, 1997)
31		Walkin' on Sunshine: The Movie (Comedy, Sci-Fi, 1997)
31		Dominator (Animation, Comedy, Sci-Fi, 2003)
31		Cypher (Mystery, Romance, Sci-Fi, 2002)
31		Don't Ask Don't Tell (Comedy, Fantasy, Sci-Fi, 2002)
31		The Human Beeing (Comedy, Horror, Sci-Fi, 2002)
31		Cultivision (Collapsing Stars) (Sci-Fi, Comedy, Fantasy, 2002)
31		The Tuxedo (Action, Comedy, Sci-Fi, 2002)
31		Orgazmo (Comedy, Sci-Fi, 1997)
31		Alien Sex Party (Comedy, Sci-Fi, 2003)
31		Repli-Kate (Comedy, Sci-Fi, 2002)
31		Deformed Monsters (Comedy, Sci-Fi, Horror, 1997)
31		RocketMan (Comedy, Family, Sci-Fi, 1997)
31		Flubber (Comedy, Family, Sci-Fi, 1997)
31		Telling Tales (Comedy, Fantasy, Romance, Sci-Fi, 2015)
31		G.O.R.A. (Adventure, Comedy, Sci-Fi, 2004)
30		The Lobster (Comedy, Drama, Romance, Sci-Fi, 2015)
30		Comet (Comedy, Drama, Romance, Sci-Fi, 2014)
30		Hell's Belles (Comedy, Sci-Fi, 1995)
30		Niagaravation (Comedy, Sci-Fi, 1995)
30		Tank Girl (Action, Comedy, Sci-Fi, 1995)
30		Griff the Invisible (Comedy, Drama, Romance, Sci-Fi, 2010)
30		Howard the Duck (Action, Adventure, Comedy, Sci-Fi, 1986)
30		The Future (Comedy, Drama, Romance, Sci-Fi, 2011)
30		Kaboom (Comedy, Mystery, Romance, Sci-Fi, 2010)
30		It Happened in New York (Comedy, Music, Romance, Sci-Fi, 1935)
30		Jack Brown Genius (Comedy, Fantasy, Sci-Fi, 1996)
30		Femalien (Romance, Sci-Fi, 1996)
30		The Naked Monster (Comedy, Horror, Sci-Fi, 2005)
30		Man with the Screaming Brain (Adventure, Comedy, Sci-Fi, 2005)
30		Cyberella: Forbidden Passions (Romance, Sci-Fi, 1996)
30		Diamond Zero (Sci-Fi, Action, Comedy, 2005)
30		Pajama Party (Comedy, Musical, Romance, Sci-Fi, 1964)
30		Disaster! (Animation, Comedy, Sci-Fi, 2005)
30		The Girl from Monday (Action, Comedy, Sci-Fi, 2005)
30		Gargaroth (Comedy, Sci-Fi, 2004)
30		Frog-g-g! (Sci-Fi, Comedy, Horror, 2004)
30		Muppets from Space (Adventure, Comedy, Family, Sci-Fi, 1999)
30		The Stepford Wives (Comedy, Sci-Fi, Thriller, 2004)
30		Karim Patwa's Spaceship (Biography, Comedy, Sci-Fi, 2004)
30		From Other Worlds (Comedy, Sci-Fi, 2004)
30		The Krone Experiment (Mystery, Romance, Sci-Fi, 2005)
30		They Bite (Comedy, Horror, Sci-Fi, 1996)
30		Mystery Science Theater 3000: The Movie (Comedy, Sci-Fi, 1996)
30		The Last Dudes on Earth (Comedy, Sci-Fi, 2005)
30		Space Truckers (Adventure, Comedy, Sci-Fi, 1996)
29		Chao ji xue xiao ba wang (Action, Comedy, Sci-Fi, 1993)
29		Black Sheep (Comedy, Horror, Sci-Fi, 2006)
29		Special (Comedy, Drama, Sci-Fi, 2006)
29		Body Melt (Horror, Comedy, Sci-Fi, 1993)
29		Les visiteurs (Comedy, Fantasy, Sci-Fi, 1993)
29		Freaked (Comedy, Sci-Fi, 1993)
29		Jesus H. Zombie (Comedy, Horror, Sci-Fi, 2006)
29		Lilo & Stitch (Animation, Adventure, Comedy, Sci-Fi, 2002)
29		Alien Autopsy (Comedy, Sci-Fi, 2006)
29		Men in Black II (Action, Adventure, Comedy, Sci-Fi, 2002)
29		Cyxork 7 (Comedy, Sci-Fi, 2006)
29		Man's Best Friend (Comedy, Horror, Sci-Fi, 1993)
29		Idiocracy (Adventure, Comedy, Sci-Fi, 2006)
29		Men in Black (Adventure, Comedy, Family, Sci-Fi, 1997)
29		Freezer Burn (Comedy, Drama, Sci-Fi, 2007)
29		The Monster of Phantom Lake (Comedy, Horror, Sci-Fi, 2006)
29		Oblivion (Adventure, Comedy, Sci-Fi, 1994)
29		Dr. Plonk (Action, Comedy, Sci-Fi, 2007)
29		Zeppo: Sinners from Beyond the Moon! (Comedy, Horror, Sci-Fi, 2007)
29		Class of Nuke 'Em High Part 3: The Good, the Bad and the Subhumanoid (Action, Comedy, Sci-Fi, 1994)
29		Swarm of the Snakehead (Comedy, Horror, Sci-Fi, 2006)
29		Brainscan (Comedy, Horror, Sci-Fi, 1994)
29		The Fifth Element (Action, Adventure, Sci-Fi, 1997)
29		Uchuujin from Outer Space (Comedy, Sci-Fi, 2007)
29		That Little Monster (Comedy, Horror, Sci-Fi, 1994)
29		I'll Believe You (Comedy, Sci-Fi, 2006)
29		Prison Planet 2: The Armageddon (Action, Comedy, Sci-Fi, 1994)
29		U.F.O. (Comedy, Sci-Fi, 1993)
29		Go to Hell!! (Animation, Comedy, History, Sci-Fi, 1997)
29		Back to the Future (Adventure, Comedy, Sci-Fi, 1985)

Notes: Movies similar to Astronomy of Errors, Movies like Astronomy of Errors, Comedy, Romance, Sci-Fi, Edward Haber, John Christian Plummer, Gareth Guest, Christopher Bayes, Annie Piper, Steven Epp, SF, Science Fiction, SciFi, Sci Fi, Films, Video, Movie Similarities