90		Spaced Out (Comedy, Sci-Fi, 1979)
76		Inspector Gadget (Action, Adventure, Comedy, Sci-Fi, 1999)
73		Spy Kids 2: Island of Lost Dreams (Action, Adventure, Comedy, Sci-Fi, 2002)
70		Guyver (Sci-Fi, Action, Comedy, 1991)
69		TRON (Action, Adventure, Sci-Fi, 2010)
69		Shank (Action, Comedy, Crime, Sci-Fi, 2010)
68		Big Hero 6 (Animation, Action, Adventure, Sci-Fi, 2014)
67		Titan A.E. (Animation, Action, Adventure, Sci-Fi, 2000)
66		Teenage Mutant Ninja Turtles: Out of the Shadows (Action, Adventure, Comedy, Sci-Fi, 2016)
65		Superman II (Action, Adventure, Romance, Sci-Fi, 1980)
65		The Green Hornet Strikes Again! (Action, Adventure, Crime, Sci-Fi, 1940)
65		Our Man Flint (Action, Adventure, Comedy, Sci-Fi, 1966)
65		Chandu the Magician (Action, Adventure, Fantasy, Sci-Fi, 1932)
64		Megamind (Animation, Action, Comedy, Sci-Fi, 2010)
63		Total Recall (Action, Adventure, Mystery, Sci-Fi, 2012)
63		Dominant Gene (Action, Adventure, Sci-Fi, 2011)
62		Back to the Future (Adventure, Comedy, Sci-Fi, 1985)
61		Suicide Squad (Action, Adventure, Crime, Sci-Fi, 2016)
58		Star Trek: Nemesis (Action, Adventure, Sci-Fi, 2002)
57		Mr. Peabody & Sherman (Animation, Adventure, Comedy, Sci-Fi, 2014)
55		Undersea Kingdom (Sci-Fi, Adventure, 1936)
55		Piranha (Comedy, Horror, Sci-Fi, 1978)
55		Hak hap (Action, Adventure, Comedy, Sci-Fi, 1996)
55		Krrish (Action, Adventure, Romance, Sci-Fi, 2006)
55		The Satan Bug (Crime, Mystery, Sci-Fi, 1965)
55		Back to the Future Part III (Action, Adventure, Comedy, Sci-Fi, 1990)
55		Man's Best Friend (Comedy, Horror, Sci-Fi, 1993)
54		Minty: The Assassin (Action, Adventure, Comedy, Sci-Fi, 2009)
53		Men in Black II (Action, Adventure, Comedy, Sci-Fi, 2002)
53		Lilo & Stitch (Animation, Adventure, Comedy, Sci-Fi, 2002)
53		Attack the Block (Action, Comedy, Sci-Fi, 2011)
53		Frankenweenie (Animation, Comedy, Family, Sci-Fi, 2012)
52		Iron Man Three (Action, Adventure, Sci-Fi, 2013)
52		Escape from Planet Earth (Animation, Adventure, Comedy, Sci-Fi, 2013)
52		The Amazing Spider-Man 2 (Action, Adventure, Sci-Fi, 2014)
51		X-Men: Apocalypse (Action, Adventure, Sci-Fi, 2016)
51		Turbo Kid (Action, Adventure, Comedy, Sci-Fi, 2015)
51		Batman v Superman: Dawn of Justice (Action, Adventure, Sci-Fi, 2016)
50		Zoom (Action, Adventure, Family, Sci-Fi, 2006)
50		Special (Comedy, Drama, Sci-Fi, 2006)
50		TMNT (Animation, Action, Adventure, Sci-Fi, 2007)
50		Captain America (Action, Adventure, Sci-Fi, 1944)
50		Some Girls Do (Action, Adventure, Comedy, Sci-Fi, 1969)
50		Double Team (Action, Comedy, Sci-Fi, 1997)
50		Moonraker (Action, Adventure, Sci-Fi, 1979)
49		The Curse of the Were-Rabbit (Animation, Comedy, Family, Sci-Fi, 2005)
49		The Island (Action, Adventure, Romance, Sci-Fi, 2005)
49		Man with the Screaming Brain (Adventure, Comedy, Sci-Fi, 2005)
49		Iron Man 2 (Action, Adventure, Sci-Fi, 2010)
49		Cloudy with a Chance of Meatballs (Animation, Comedy, Family, Sci-Fi, 2009)
49		Sky Captain and the World of Tomorrow (Action, Adventure, Mystery, Sci-Fi, 2004)
48		Undead (Action, Comedy, Horror, Sci-Fi, 2003)
48		Good Boy! (Comedy, Drama, Family, Sci-Fi, 2003)
48		Star Wars: Episode V - The Empire Strikes Back (Action, Adventure, Fantasy, Sci-Fi, 1980)
48		Mad Max: Fury Road (Action, Adventure, Sci-Fi, 2015)
48		Captain America: Civil War (Action, Adventure, Sci-Fi, 2016)
48		Paul (Adventure, Comedy, Sci-Fi, 2011)
48		The Watch (Action, Comedy, Sci-Fi, 2012)
48		The Green Hornet (Action, Comedy, Crime, Sci-Fi, 2011)
47		X-Men (Action, Adventure, Sci-Fi, 2000)
47		Man of Steel (Action, Adventure, Fantasy, Sci-Fi, 2013)
47		The Maze Runner (Action, Mystery, Sci-Fi, 2014)
46		Iron Man (Action, Adventure, Sci-Fi, 2008)
46		Vice (Action, Adventure, Sci-Fi, 2015)
46		Abbott and Costello Meet Frankenstein (Comedy, Fantasy, Horror, Sci-Fi, 1948)
45		TRON (Action, Adventure, Sci-Fi, 1982)
45		Dead Heat (Action, Comedy, Horror, Sci-Fi, 1988)
45		Hellboy II: The Golden Army (Action, Adventure, Fantasy, Sci-Fi, 2008)
45		The Crusaders #357: Experiment in Evil! (Action, Adventure, Fantasy, Sci-Fi, 2008)
45		City of Ember (Adventure, Family, Fantasy, Sci-Fi, 2008)
45		Freezer Burn: The Invasion of Laxdale (Action, Adventure, Comedy, Sci-Fi, 2008)
45		I epistrofi tou Kyriakou Delaporta (Action, Adventure, Comedy, Sci-Fi, 2006)
45		Atom Nine Adventures (Action, Adventure, Sci-Fi, 2007)
45		My Super Ex-Girlfriend (Comedy, Romance, Sci-Fi, 2006)
44		Maltageddon (Action, Adventure, Comedy, Sci-Fi, 2009)
44		Slimed (Action, Adventure, Comedy, Sci-Fi, 2010)
44		Universal Soldier: Regeneration (Action, Adventure, Sci-Fi, 2009)
44		Thunderbirds (Action, Adventure, Comedy, Sci-Fi, 2004)
44		Agent Cody Banks 2: Destination London (Action, Adventure, Comedy, Sci-Fi, 2004)
44		Zathura: A Space Adventure (Action, Adventure, Comedy, Sci-Fi, 2005)
44		The Chronicles of Riddick (Action, Adventure, Sci-Fi, 2004)
44		Light Boy (Action, Adventure, Comedy, Sci-Fi, 2004)
43		Manborg (Action, Adventure, Comedy, Sci-Fi, 2011)
43		Memphis Rising: Elvis Returns (Action, Adventure, Comedy, Sci-Fi, 2011)
43		John Carter (Action, Adventure, Sci-Fi, 2012)
43		Seeking a Friend for the End of the World (Adventure, Comedy, Drama, Sci-Fi, 2012)
43		Men in Black 3 (Action, Adventure, Comedy, Sci-Fi, 2012)
43		Deadpool (Action, Adventure, Comedy, Sci-Fi, 2016)
43		Spy Kids 3-D: Game Over (Action, Adventure, Comedy, Sci-Fi, 2003)
43		Journey 2: The Mysterious Island (Action, Adventure, Comedy, Sci-Fi, 2012)
43		Star Wars: Episode II - Attack of the Clones (Action, Adventure, Fantasy, Sci-Fi, 2002)
43		Clockstoppers (Action, Adventure, Comedy, Sci-Fi, 2002)
42		The Ungovernable Force (Action, Adventure, Comedy, Sci-Fi, 2015)
42		Patch Town (Adventure, Comedy, Fantasy, Sci-Fi, 2014)
42		Soulkeeper (Action, Adventure, Comedy, Sci-Fi, 2001)
42		Spy Kids (Action, Adventure, Comedy, Sci-Fi, 2001)
42		The Specials (Action, Comedy, Fantasy, Sci-Fi, 2000)
42		Escape Plan (Action, Crime, Mystery, Sci-Fi, 2013)
42		Teenage Mutant Ninja Turtles (Action, Adventure, Comedy, Sci-Fi, 2014)
41		Prison Planet 3: The Revenge (Action, Adventure, Comedy, Sci-Fi, 1998)
41		Planet of the Apes (Adventure, Romance, Sci-Fi, 1968)
41		Mystery Men (Action, Comedy, Fantasy, Sci-Fi, 1999)
41		Six-String Samurai (Action, Adventure, Comedy, Sci-Fi, 1998)
41		Small Soldiers (Action, Adventure, Comedy, Sci-Fi, 1998)
41		Who Am I? (Action, Adventure, Comedy, Sci-Fi, 1998)
41		American Hero (Action, Comedy, Drama, Sci-Fi, 2015)
41		Pixels (Animation, Action, Comedy, Sci-Fi, 2015)
41		Bride of Frankenstein (Comedy, Drama, Horror, Sci-Fi, 1935)
41		Big Bad (Action, Adventure, Comedy, Sci-Fi, 2016)
41		Maximum Ride (Action, Adventure, Comedy, Sci-Fi, 2016)
41		Ant-Man (Action, Adventure, Comedy, Sci-Fi, 2015)
41		Smosh: The Movie (Action, Adventure, Comedy, Sci-Fi, 2015)
41		Adventures of Captain Marvel (Action, Adventure, Fantasy, Sci-Fi, 1941)
40		Teenage Mutant Ninja Turtles III (Action, Adventure, Comedy, Sci-Fi, 1993)
40		In Like Flint (Action, Adventure, Comedy, Sci-Fi, 1967)
40		Howard the Duck (Action, Adventure, Comedy, Sci-Fi, 1986)
40		A Boy and His Dog (Comedy, Drama, Sci-Fi, 1975)
40		Super Mouse and the Roborats (Action, Comedy, Fantasy, Sci-Fi, 1989)
40		Flash Gordon's Trip to Mars (Action, Adventure, Sci-Fi, 1938)
40		My Science Project (Action, Adventure, Comedy, Sci-Fi, 1985)
40		Battlestar Galactica (Action, Adventure, Sci-Fi, 1978)
40		The Last Mimzy (Family, Sci-Fi, 2007)
40		Murderers' Row (Action, Adventure, Comedy, Sci-Fi, 1966)
40		Robowar - Robot da guerra (Action, Adventure, Comedy, Sci-Fi, 1988)
40		Cherry 2000 (Action, Adventure, Comedy, Sci-Fi, 1987)
40		Sleeper (Comedy, Sci-Fi, 1973)
40		Real Men (Action, Comedy, Sci-Fi, 1987)
40		Slave Girls from Beyond Infinity (Action, Adventure, Comedy, Sci-Fi, 1987)
40		The Silencers (Action, Adventure, Comedy, Sci-Fi, 1966)
40		Voyage to the Bottom of the Sea (Action, Adventure, Sci-Fi, 1961)
40		Innerspace (Action, Adventure, Comedy, Sci-Fi, 1987)
40		Bride of Re-Animator (Comedy, Horror, Sci-Fi, 1989)
40		Radioactive Dreams (Action, Adventure, Comedy, Sci-Fi, 1985)
40		The Ice Pirates (Action, Adventure, Comedy, Sci-Fi, 1984)
40		Teenage Mutant Ninja Turtles II: The Secret of the Ooze (Action, Adventure, Comedy, Sci-Fi, 1991)
40		SOS Coast Guard (Adventure, Romance, Sci-Fi, 1937)
40		The Rocketeer (Action, Adventure, Comedy, Sci-Fi, 1991)
40		Star Kid (Adventure, Sci-Fi, Family, 1997)
40		Port Sinister (Adventure, Crime, Sci-Fi, 1953)
40		Escape from L.A. (Action, Adventure, Sci-Fi, 1996)
40		Logan's Run (Action, Adventure, Sci-Fi, 1976)
40		The Toxic Avenger (Action, Comedy, Horror, Sci-Fi, 1984)
40		The Black Hole (Action, Sci-Fi, 1979)
40		Teenage Mutant Ninja Turtles (Action, Adventure, Comedy, Sci-Fi, 1990)
40		Gumby: The Movie (Animation, Action, Adventure, Sci-Fi, 1995)
39		Underworld: Rise of the Lycans (Action, Adventure, Fantasy, Sci-Fi, 2009)
39		Fei Ying (Action, Adventure, Sci-Fi, 2004)
39		Wapakman (Action, Comedy, Sci-Fi, 2009)
38		Treasure Planet (Animation, Adventure, Family, Sci-Fi, 2002)
38		Beyond Re-Animator (Comedy, Crime, Horror, Sci-Fi, 2003)
37		Stand by Me Doraemon (Animation, Comedy, Drama, Sci-Fi, 2014)
37		Burisuta (Action, Comedy, Drama, Sci-Fi, 2000)
36		Avengers: Age of Ultron (Action, Adventure, Sci-Fi, 2015)
36		Muppets from Space (Adventure, Comedy, Family, Sci-Fi, 1999)
35		G.O.R.A. (Adventure, Comedy, Sci-Fi, 2004)
35		First Men in the Moon (Adventure, Sci-Fi, 1964)
35		Tank Girl (Action, Comedy, Sci-Fi, 1995)
35		Virtuosity (Action, Crime, Sci-Fi, 1995)
35		The Meteor Man (Action, Comedy, Fantasy, Sci-Fi, 1993)
35		Orgazmo (Comedy, Sci-Fi, 1997)
35		Star Wars: Episode III - Revenge of the Sith (Action, Adventure, Fantasy, Sci-Fi, 2005)
35		Kiss Me Quick! (Comedy, Sci-Fi, 1964)
35		Intergalactic Combat (Action, Adventure, Sci-Fi, 2007)
35		Space Chimps (Animation, Adventure, Comedy, Sci-Fi, 2008)
35		Starship Troopers 3: Marauder (Action, Adventure, Sci-Fi, 2008)
35		Star Wars: The Clone Wars (Animation, Action, Adventure, Sci-Fi, 2008)
35		Outlander (Action, Adventure, Sci-Fi, 2008)
35		Journey to the Center of the Earth (Action, Adventure, Family, Sci-Fi, 2008)
35		Superhero Movie (Action, Comedy, Sci-Fi, 2008)
35		The Incredible Hulk (Action, Adventure, Sci-Fi, 2008)
35		Meet Dave (Adventure, Comedy, Family, Sci-Fi, 2008)
35		Babylon A.D. (Action, Adventure, Sci-Fi, 2008)
35		Rejsen til Saturn (Animation, Action, Adventure, Sci-Fi, 2008)
35		Red vs. Blue Season 9 (Animation, Action, Comedy, Sci-Fi, 2011)
35		The Mad Doctor of Market Street (Comedy, Drama, Horror, Sci-Fi, 1942)
35		Flash Gordon Conquers the Universe (Action, Sci-Fi, Adventure, 1940)
35		Avatar (Action, Adventure, Fantasy, Sci-Fi, 2009)
35		Zombieland (Adventure, Comedy, Horror, Sci-Fi, 2009)
35		Steel of Fire Warriors 2010 A.D. (Action, Comedy, Fantasy, Sci-Fi, 2008)
35		Star Trek (Action, Adventure, Sci-Fi, 2009)
35		Summer Wars (Animation, Action, Comedy, Sci-Fi, 2009)
35		Spidertron (Action, Comedy, Sci-Fi, 2008)
35		Odysseus: Voyage to the Underworld (Action, Adventure, Fantasy, Sci-Fi, 2008)
35		Khottabych (Adventure, Comedy, Fantasy, Sci-Fi, 2006)
35		Robotech: The Shadow Chronicles (Animation, Action, Adventure, Sci-Fi, 2006)
35		Idiocracy (Adventure, Comedy, Sci-Fi, 2006)
35		Mysterious Island (Adventure, Family, Sci-Fi, 1961)
35		X-Men: The Last Stand (Action, Adventure, Fantasy, Sci-Fi, 2006)
35		Underworld: Evolution (Action, Adventure, Fantasy, Sci-Fi, 2006)
35		Flying Saucer Rock 'N' Roll (Adventure, Comedy, Horror, Sci-Fi, 2006)
35		Crops (Action, Adventure, Sci-Fi, 2006)
35		Dr. Plonk (Action, Comedy, Sci-Fi, 2007)
35		Meet the Robinsons (Animation, Adventure, Comedy, Sci-Fi, 2007)
35		Hallows Point (Action, Comedy, Drama, Sci-Fi, 2007)
35		Return of the Ghostbusters (Action, Comedy, Fantasy, Sci-Fi, 2007)
35		Jumper (Action, Adventure, Sci-Fi, 2008)
35		Battle for Terra (Animation, Action, Adventure, Sci-Fi, 2007)
35		Fantastic Four: Rise of the Silver Surfer (Action, Adventure, Sci-Fi, 2007)
35		Aqua Teen Hunger Force Colon Movie Film for Theaters (Animation, Action, Adventure, Sci-Fi, 2007)
35		Transformers (Action, Adventure, Sci-Fi, 2007)
35		Serenity (Action, Adventure, Sci-Fi, 2005)
35		Superman Returns (Action, Adventure, Sci-Fi, 2006)
35		The Toxic Avenger Part III: The Last Temptation of Toxie (Action, Comedy, Fantasy, Sci-Fi, 1989)
35		Superman (Action, Adventure, Sci-Fi, 1973)
35		Shadow Dancer: The Secret of Shinobi (Action, Adventure, Fantasy, Sci-Fi, 1990)
35		Escape from New York (Action, Sci-Fi, 1981)
35		Escape to Witch Mountain (Adventure, Family, Fantasy, Sci-Fi, 1975)
35		Re-Animator (Comedy, Horror, Sci-Fi, 1985)
35		Eliminators (Action, Adventure, Fantasy, Sci-Fi, 1986)
35		The Island at the Top of the World (Adventure, Family, Fantasy, Sci-Fi, 1974)

Notes: Movies similar to Underdog, Movies like Underdog, Action, Adventure, Comedy, Sci-Fi, Frederik Du Chau, Peter Dinklage, Jason Lee, Amy Adams, Jim Belushi, SF, Science Fiction, SciFi, Sci Fi, Films, Video, Movie Similarities