45		Zapped! (Comedy, Fantasy, Sci-Fi, 1982)
44		Nothing Lasts Forever (Comedy, Fantasy, Sci-Fi, 1984)
40		The Last Man on Earth (Comedy, Fantasy, Sci-Fi, 1924)
40		Cultivision (Collapsing Stars) (Sci-Fi, Comedy, Fantasy, 2002)
40		Les visiteurs (Comedy, Fantasy, Sci-Fi, 1993)
40		Abbott and Costello Go to Mars (Comedy, Sci-Fi, Fantasy, 1953)
40		Don't Ask Don't Tell (Comedy, Fantasy, Sci-Fi, 2002)
40		Unlucky (Comedy, Fantasy, Sci-Fi, 2011)
40		Just Visiting (Comedy, Fantasy, Sci-Fi, 2001)
40		The Love Factor (Comedy, Fantasy, Sci-Fi, 1969)
40		Jack Brown Genius (Comedy, Fantasy, Sci-Fi, 1996)
40		Hibernatus (Comedy, Fantasy, Sci-Fi, 1969)
38		Meet the Applegates (Comedy, Sci-Fi, 1990)
37		Memoirs of an Invisible Man (Comedy, Romance, Sci-Fi, 1992)
36		The Cat from Outer Space (Comedy, Family, Sci-Fi, 1978)
35		Time Bandits (Adventure, Comedy, Fantasy, Sci-Fi, 1981)
35		Class of Nuke 'Em High (Comedy, Horror, Sci-Fi, 1986)
35		The Meteor Man (Action, Comedy, Fantasy, Sci-Fi, 1993)
35		Saturday the 14th (Comedy, Fantasy, Horror, Sci-Fi, 1981)
35		Super Fuzz (Action, Comedy, Fantasy, Sci-Fi, 1980)
34		Born in Flames (Comedy, Drama, Fantasy, Sci-Fi, 1983)
34		The Return of Captain Invincible (Musical, Fantasy, Comedy, Sci-Fi, 1983)
32		Prototype (Action, Fantasy, Sci-Fi, 2009)
32		Illegal Alien (Comedy, Sci-Fi, 1982)
32		Britannia Hospital (Comedy, Sci-Fi, 1982)
32		Shock! Shock! Shock! (Adventure, Comedy, Fantasy, Sci-Fi, 1987)
32		Back to the Future (Adventure, Comedy, Sci-Fi, 1985)
32		I Was a Zombie for the F.B.I. (Comedy, Sci-Fi, 1982)
32		Airplane II: The Sequel (Comedy, Sci-Fi, 1982)
32		Jekyll and Hyde... Together Again (Sci-Fi, Comedy, Music, 1982)
32		Human Highway (Comedy, Drama, Sci-Fi, 1982)
32		*batteries not included (Comedy, Family, Fantasy, Sci-Fi, 1987)
32		Big Meat Eater (Comedy, Musical, Sci-Fi, 1982)
32		Caveman (Comedy, Sci-Fi, 1981)
32		Blood Beach (Comedy, Horror, Sci-Fi, 1980)
32		Earthbound (Family, Sci-Fi, Comedy, 1981)
32		Simon (Comedy, Sci-Fi, 1980)
32		The Incredible Shrinking Woman (Comedy, Sci-Fi, 1981)
32		Magnetic (Adventure, Fantasy, Sci-Fi, 2015)
32		Cheech and Chong's Next Movie (Comedy, Crime, Sci-Fi, 1980)
32		Orgazmo (Comedy, Sci-Fi, 1997)
32		Heartbeeps (Sci-Fi, Comedy, 1981)
32		Phil the Alien (Comedy, Sci-Fi, 2004)
31		Where's Willie? (Comedy, Family, Sci-Fi, 1978)
31		What's Up, Hideous Sun Demon (Comedy, Sci-Fi, 1983)
31		Blood Suckers from Outer Space (Comedy, Horror, Sci-Fi, 1984)
31		Night of the Comet (Comedy, Horror, Sci-Fi, 1984)
31		Hyperspace (Sci-Fi, Comedy, 1984)
31		Piranha (Comedy, Horror, Sci-Fi, 1978)
31		Strangers in Paradise (Comedy, Musical, Sci-Fi, 1984)
31		Voyage of the Rock Aliens (Musical, Sci-Fi, Comedy, 1984)
31		The Brother from Another Planet (Comedy, Sci-Fi, 1984)
31		Repo Man (Comedy, Crime, Sci-Fi, 1984)
31		Very Close Encounters of the Fourth Kind (Comedy, Sci-Fi, 1978)
31		The Troops & Aliens (Comedy, Crime, Sci-Fi, 1979)
31		The Toxic Avenger Part III: The Last Temptation of Toxie (Action, Comedy, Fantasy, Sci-Fi, 1989)
31		Spaced Out (Comedy, Sci-Fi, 1979)
31		Telling Tales (Comedy, Fantasy, Romance, Sci-Fi, 2015)
31		C.H.O.M.P.S. (Comedy, Family, Sci-Fi, 1979)
31		Super Mouse and the Roborats (Action, Comedy, Fantasy, Sci-Fi, 1989)
31		Ghostbusters II (Action, Comedy, Fantasy, Sci-Fi, 1989)
31		The Man with Two Brains (Comedy, Romance, Sci-Fi, 1983)
31		Superman III (Action, Comedy, Sci-Fi, 1983)
31		Xing ji dun tai (Sci-Fi, Comedy, 1983)
31		About Time (Comedy, Drama, Fantasy, Sci-Fi, 2013)
31		Warlords of the Deep (Fantasy, Adventure, Sci-Fi, 1978)
31		Abbott and Costello Meet Frankenstein (Comedy, Fantasy, Horror, Sci-Fi, 1948)
30		Dr. Otto Dekein's Original Design (Comedy, Drama, Fantasy, Sci-Fi, 2009)
30		The Revenge of the Teenage Vixens from Outer Space (Comedy, Sci-Fi, 1985)
30		Khottabych (Adventure, Comedy, Fantasy, Sci-Fi, 2006)
30		Akumulátor 1 (Comedy, Fantasy, Romance, Sci-Fi, 1994)
30		Die You Zombie Bastards! (Comedy, Fantasy, Horror, Sci-Fi, 2005)
30		The Importance of Being Russell (Comedy, Fantasy, Romance, Sci-Fi, 2006)
30		Waxwork II: Lost in Time (Comedy, Fantasy, Horror, Sci-Fi, 1992)
30		Return of the Ghostbusters (Action, Comedy, Fantasy, Sci-Fi, 2007)
30		Bill & Ted's Bogus Journey (Adventure, Comedy, Fantasy, Sci-Fi, 1991)
30		And You Thought Your Parents Were Weird (Comedy, Family, Fantasy, Sci-Fi, 1991)
30		Baak bin sing gwan (Action, Comedy, Fantasy, Sci-Fi, 1995)
30		Frankenstein and Me (Comedy, Family, Fantasy, Sci-Fi, 1996)
30		Mystery Men (Action, Comedy, Fantasy, Sci-Fi, 1999)
30		The Specials (Action, Comedy, Fantasy, Sci-Fi, 2000)
30		Citizen Toxie: The Toxic Avenger IV (Action, Comedy, Fantasy, Sci-Fi, 2000)
30		The Fall of the Louse of Usher: A Gothic Tale for the 21st Century (Comedy, Fantasy, Horror, Sci-Fi, 2002)
30		Goodbye, 20th Century (Adventure, Comedy, Fantasy, Sci-Fi, 1998)
30		Joe's Apartment (Comedy, Fantasy, Musical, Sci-Fi, 1996)
30		Jam Films (Comedy, Drama, Fantasy, Sci-Fi, 2002)
30		S1m0ne (Comedy, Drama, Fantasy, Sci-Fi, 2002)
30		Steel of Fire Warriors 2010 A.D. (Action, Comedy, Fantasy, Sci-Fi, 2008)
30		TiMER (Comedy, Drama, Fantasy, Sci-Fi, 2009)
30		Interface (Sci-Fi, Comedy, Horror, 1985)
30		UFOria (Comedy, Sci-Fi, 1985)
30		Fright Show (Horror, Comedy, Sci-Fi, 1985)
30		Real Genius (Comedy, Romance, Sci-Fi, 1985)
30		Weird Science (Comedy, Romance, Sci-Fi, 1985)
30		The Return of the Living Dead (Comedy, Horror, Sci-Fi, 1985)
30		Re-Animator (Comedy, Horror, Sci-Fi, 1985)
30		The Stuff (Comedy, Horror, Sci-Fi, 1985)
30		TerrorVision (Comedy, Horror, Sci-Fi, 1986)
30		Chopping Mall (Comedy, Horror, Sci-Fi, 1986)
30		Night of the Creeps (Comedy, Horror, Sci-Fi, 1986)
30		The Trouble with Dick (Comedy, Sci-Fi, 1986)
30		Star Trek IV: The Voyage Home (Adventure, Comedy, Sci-Fi, 1986)
30		Playing Beatie Bow (Family, Fantasy, Sci-Fi, 1986)
30		Monster in the Closet (Comedy, Horror, Sci-Fi, 1986)
30		Short Circuit (Comedy, Family, Sci-Fi, 1986)
30		The American Way (Comedy, Sci-Fi, 1986)
30		Morons from Outer Space (Comedy, Sci-Fi, 1985)
30		Creator (Comedy, Romance, Sci-Fi, 1985)
30		Hamlet A.D.D. (Animation, Comedy, Fantasy, Sci-Fi, 2014)
30		Patch Town (Adventure, Comedy, Fantasy, Sci-Fi, 2014)
30		Earthbound (Comedy, Fantasy, Romance, Sci-Fi, 2012)
30		Silveraven (Action, Comedy, Fantasy, Sci-Fi, 2012)
30		2076 Olympiad (Comedy, Sci-Fi, 1977)
30		The Ghastly Love of Johnny X (Comedy, Fantasy, Musical, Sci-Fi, 2012)
30		Nosferatu vs. Father Pipecock & Sister Funk (Adventure, Comedy, Fantasy, Sci-Fi, 2014)
30		Potpourri (Comedy, Fantasy, Horror, Sci-Fi, 2011)
30		The Night Shift (Adventure, Comedy, Fantasy, Sci-Fi, 2011)
30		Those Fantastic Flying Fools (Adventure, Comedy, Fantasy, Sci-Fi, 1967)
30		Munster, Go Home! (Comedy, Family, Fantasy, Sci-Fi, 1966)
30		Just Imagine (Comedy, Fantasy, Musical, Sci-Fi, 1930)
30		A Flying Jatt (Action, Comedy, Fantasy, Sci-Fi, 2016)
30		Coyote (Comedy, Fantasy, Horror, Sci-Fi, 2014)
30		Ghostbusters (Action, Comedy, Fantasy, Sci-Fi, 2016)
30		In-lyu-myeol-mang-bo-go-seo (Comedy, Drama, Fantasy, Sci-Fi, 2012)
30		Gildersleeve's Ghost (Comedy, Fantasy, Horror, Sci-Fi, 1944)
30		Sleepwalkers (Comedy, Drama, Fantasy, Sci-Fi, 2015)
30		Barbarella (Adventure, Comedy, Fantasy, Sci-Fi, 1968)
30		At the Earth's Core (Sci-Fi, Adventure, Fantasy, 1976)
30		While Nero Fiddled (Adventure, Comedy, Fantasy, Sci-Fi, 1944)
29		Spaceballs (Adventure, Comedy, Sci-Fi, 1987)
29		Amazon Women on the Moon (Comedy, Sci-Fi, 1987)
29		Nice Girls Don't Explode (Comedy, Romance, Sci-Fi, 1987)
29		The Pink Chiquitas (Comedy, Horror, Sci-Fi, 1987)
29		Real Men (Action, Comedy, Sci-Fi, 1987)
29		Eat and Run (Comedy, Sci-Fi, 1987)
29		Making Mr. Right (Comedy, Romance, Sci-Fi, 1987)
29		Project X (Comedy, Drama, Sci-Fi, 1987)
29		King Lear (Comedy, Drama, Sci-Fi, 1987)
29		The Invisible Kid (Comedy, Sci-Fi, 1988)
29		Purple People Eater (Comedy, Family, Sci-Fi, 1988)
29		My Stepmother Is an Alien (Comedy, Romance, Sci-Fi, 1988)
29		As Time Goes by (Comedy, Sci-Fi, 1988)
29		It Came from Somewhere Else (Comedy, Sci-Fi, 1988)
29		In the Aftermath (Animation, Fantasy, Sci-Fi, 1988)
29		The Truman Show (Comedy, Drama, Sci-Fi, 1998)
29		Rocky Horror Show Live (Comedy, Musical, Sci-Fi, 2015)
29		Back to the Future Part II (Adventure, Comedy, Sci-Fi, 1989)
29		Sons of Steel (Comedy, Musical, Sci-Fi, 1988)
29		Killer Klowns from Outer Space (Comedy, Horror, Sci-Fi, 1988)
29		Hell Comes to Frogtown (Action, Comedy, Sci-Fi, 1988)
29		Return of the Living Dead II (Comedy, Horror, Sci-Fi, 1988)
29		Interzone (Action, Comedy, Sci-Fi, 1987)
29		Remote Control (Comedy, Romance, Sci-Fi, 1988)
29		Return of the Killer Tomatoes! (Comedy, Horror, Sci-Fi, 1988)
29		Not of This Earth (Comedy, Horror, Sci-Fi, 1988)
29		Critters 2 (Comedy, Horror, Sci-Fi, 1988)
29		Bad Taste (Comedy, Horror, Sci-Fi, 1987)
29		Norman's Awesome Experience (Comedy, Sci-Fi, 1988)
29		Death Race 2000 (Action, Comedy, Sci-Fi, 1975)
29		Dark Star (Comedy, Sci-Fi, 1974)
29		Black Moon (Fantasy, Mystery, Sci-Fi, 1975)
29		A Boy and His Dog (Comedy, Drama, Sci-Fi, 1975)
29		The Sexplorer (Comedy, Sci-Fi, 1975)
29		Zardoz (Fantasy, Sci-Fi, 1974)
29		Flesh Gordon (Comedy, Sci-Fi, 1974)
28		Lobster Man from Mars (Comedy, Horror, Sci-Fi, 1989)
28		Meet the Hollowheads (Comedy, Horror, Sci-Fi, 1989)
28		Mutant on the Bounty (Comedy, Sci-Fi, 1989)
28		Empire of Ash III (Action, Fantasy, Sci-Fi, 1989)
28		Rising Storm (Action, Comedy, Sci-Fi, 1989)
28		The Return of Swamp Thing (Sci-Fi, Horror, Comedy, 1989)
28		Sleeper (Comedy, Sci-Fi, 1973)
28		The Thing with Two Heads (Comedy, Sci-Fi, 1972)
28		Now You See Him, Now You Don't (Family, Comedy, Sci-Fi, 1972)
28		Beware! The Blob (Comedy, Horror, Sci-Fi, 1972)
28		Ha-Trempist (Action, Comedy, Sci-Fi, 1972)
28		Kadoyng (Fantasy, Family, Sci-Fi, 1972)
28		Alien Space Avenger (Comedy, Horror, Sci-Fi, 1989)
28		Schlock (Comedy, Horror, Sci-Fi, 1973)
28		Digby, the Biggest Dog in the World (Family, Fantasy, Sci-Fi, 1973)
28		Bride of Re-Animator (Comedy, Horror, Sci-Fi, 1989)
28		The Garden's Keeper (Action, Comedy, Sci-Fi, 2015)
28		Flytrap (Comedy, Drama, Sci-Fi, 2015)
28		Invasion: Stanford 1991 A.D. (Comedy, Sci-Fi, 1990)
28		Memorîzu (Animation, Fantasy, Sci-Fi, 1995)
28		G.O.R.A. (Adventure, Comedy, Sci-Fi, 2004)
28		The Invisible Man (Comedy, Horror, Sci-Fi, 1933)
28		Le grand tout (Comedy, Drama, Sci-Fi, 2016)
28		Abby Sen (Comedy, Drama, Sci-Fi, 2015)
28		The Age of Insects (Sci-Fi, Comedy, Horror, 1990)
28		The Spirit of '76 (Comedy, Sci-Fi, 1990)
28		Second Sight (Comedy, Mystery, Sci-Fi, 1989)
28		Slaughterhouse-Five (Comedy, Drama, Sci-Fi, 1972)
28		Wooly Booly: Ang classmate kong alien (Comedy, Sci-Fi, 1989)
28		Tremors (Comedy, Horror, Sci-Fi, 1990)
28		Spaced Invaders (Adventure, Comedy, Sci-Fi, 1990)
28		Kamillions (Comedy, Romance, Sci-Fi, 1990)
28		Terminal City Ricochet (Comedy, Sci-Fi, 1990)
28		Frankenhooker (Comedy, Horror, Sci-Fi, 1990)
28		Dr. Caligari (Comedy, Horror, Sci-Fi, 1989)
28		Star Wars: Episode V - The Empire Strikes Back (Action, Adventure, Fantasy, Sci-Fi, 1980)

Notes: Movies similar to Modern Problems, Movies like Modern Problems, Comedy, Fantasy, Sci-Fi, Ken Shapiro, Chevy Chase, Patti D'Arbanville, Dabney Coleman, Mary Kay Place, SF, Science Fiction, SciFi, Sci Fi, Films, Video, Movie Similarities