46		20,000 Leagues Under the Sea (Adventure, Drama, Family, Sci-Fi, 1954)
45		Voyage to the Bottom of the Sea (Action, Adventure, Sci-Fi, 1961)
44		Journey to the Center of the Earth (Adventure, Family, Fantasy, Sci-Fi, 1959)
43		Those Fantastic Flying Fools (Adventure, Comedy, Fantasy, Sci-Fi, 1967)
40		Seeking a Friend for the End of the World (Adventure, Comedy, Drama, Sci-Fi, 2012)
40		Impolex (Adventure, Comedy, Drama, Sci-Fi, 2009)
35		The Man in the White Suit (Comedy, Drama, Sci-Fi, 1951)
35		Honey, I Shrunk the Kids (Adventure, Comedy, Family, Sci-Fi, 1989)
35		Mr. Peabody & Sherman (Animation, Adventure, Comedy, Sci-Fi, 2014)
35		Meet the Robinsons (Animation, Adventure, Comedy, Sci-Fi, 2007)
35		Mysterious Island (Adventure, Family, Sci-Fi, 1961)
34		The Lost World (Adventure, Fantasy, Sci-Fi, 1960)
34		Lemon Grove Kids Meet the Monsters (Adventure, Comedy, Crime, Sci-Fi, 1965)
33		Murderers' Row (Action, Adventure, Comedy, Sci-Fi, 1966)
33		The Invisible Boy (Adventure, Comedy, Family, Sci-Fi, 1957)
33		In Like Flint (Action, Adventure, Comedy, Sci-Fi, 1967)
33		The Silencers (Action, Adventure, Comedy, Sci-Fi, 1966)
33		Privilege (Comedy, Drama, Music, Sci-Fi, 1967)
33		Our Man Flint (Action, Adventure, Comedy, Sci-Fi, 1966)
32		The Truman Show (Comedy, Drama, Sci-Fi, 1998)
32		Barbarella (Adventure, Comedy, Fantasy, Sci-Fi, 1968)
32		Back to the Future (Adventure, Comedy, Sci-Fi, 1985)
32		Some Girls Do (Action, Adventure, Comedy, Sci-Fi, 1969)
32		It's Such a Beautiful Day (Animation, Comedy, Drama, Sci-Fi, 2012)
32		Deadpool (Action, Adventure, Comedy, Sci-Fi, 2016)
32		Captain America: Civil War (Action, Adventure, Sci-Fi, 2016)
32		PK (Comedy, Drama, Romance, Sci-Fi, 2014)
31		Mothman (Comedy, Drama, Horror, Sci-Fi, 2000)
31		The Adventures of Mark Twain (Animation, Adventure, Family, Sci-Fi, 1985)
31		Iron Man (Action, Adventure, Sci-Fi, 2008)
31		About Time (Comedy, Drama, Fantasy, Sci-Fi, 2013)
31		Le grand tout (Comedy, Drama, Sci-Fi, 2016)
31		Abby Sen (Comedy, Drama, Sci-Fi, 2015)
31		The Ungovernable Force (Action, Adventure, Comedy, Sci-Fi, 2015)
31		G.O.R.A. (Adventure, Comedy, Sci-Fi, 2004)
31		Zombieland (Adventure, Comedy, Horror, Sci-Fi, 2009)
31		Flytrap (Comedy, Drama, Sci-Fi, 2015)
31		Wreck-It Ralph (Animation, Adventure, Comedy, Sci-Fi, 2012)
31		Bride of Frankenstein (Comedy, Drama, Horror, Sci-Fi, 1935)
31		Back to the Future Part II (Adventure, Comedy, Sci-Fi, 1989)
30		Light Boy (Action, Adventure, Comedy, Sci-Fi, 2004)
30		Thunderbirds (Action, Adventure, Comedy, Sci-Fi, 2004)
30		Good Boy! (Comedy, Drama, Family, Sci-Fi, 2003)
30		Spy Kids 3-D: Game Over (Action, Adventure, Comedy, Sci-Fi, 2003)
30		The Big Empty (Comedy, Drama, Mystery, Sci-Fi, 2003)
30		Looney Tunes: Back in Action (Animation, Adventure, Comedy, Sci-Fi, 2003)
30		Oblivion 2: Backlash (Adventure, Comedy, Sci-Fi, 1996)
30		S Club Seeing Double (Comedy, Drama, Musical, Sci-Fi, 2003)
30		Agent Cody Banks 2: Destination London (Action, Adventure, Comedy, Sci-Fi, 2004)
30		Suchîmubôi (Animation, Action, Adventure, Sci-Fi, 2004)
30		Man with the Screaming Brain (Adventure, Comedy, Sci-Fi, 2005)
30		Zathura: A Space Adventure (Action, Adventure, Comedy, Sci-Fi, 2005)
30		Chicken Little (Animation, Adventure, Comedy, Sci-Fi, 2005)
30		Teenage Mutant Ninja Turtles III (Action, Adventure, Comedy, Sci-Fi, 1993)
30		Mom and Dad Save the World (Adventure, Comedy, Family, Sci-Fi, 1992)
30		Special (Comedy, Drama, Sci-Fi, 2006)
30		Super Mario Bros. (Adventure, Comedy, Family, Sci-Fi, 1993)
30		Sky High (Adventure, Comedy, Family, Sci-Fi, 2005)
30		Jam Films (Comedy, Drama, Fantasy, Sci-Fi, 2002)
30		Robots (Animation, Adventure, Comedy, Sci-Fi, 2005)
30		The Hitchhiker's Guide to the Galaxy (Adventure, Comedy, Sci-Fi, 2005)
30		Dinotopia: Quest for the Ruby Sunstone (Animation, Adventure, Comedy, Sci-Fi, 2005)
30		Oblivion (Adventure, Comedy, Sci-Fi, 1994)
30		The High Crusade (Adventure, Comedy, Sci-Fi, 1994)
30		Clockstoppers (Action, Adventure, Comedy, Sci-Fi, 2002)
30		Bicentennial Man (Comedy, Drama, Sci-Fi, 1999)
30		I Married a Strange Person! (Animation, Comedy, Drama, Sci-Fi, 1997)
30		Galaxy Quest (Adventure, Comedy, Sci-Fi, 1999)
30		The Boy with the X-Ray Eyes (Adventure, Comedy, Family, Sci-Fi, 1999)
30		Burisuta (Action, Comedy, Drama, Sci-Fi, 2000)
30		Men in Black (Adventure, Comedy, Family, Sci-Fi, 1997)
30		Inspector Gadget (Action, Adventure, Comedy, Sci-Fi, 1999)
30		Muppets from Space (Adventure, Comedy, Family, Sci-Fi, 1999)
30		Six-String Samurai (Action, Adventure, Comedy, Sci-Fi, 1998)
30		Small Soldiers (Action, Adventure, Comedy, Sci-Fi, 1998)
30		Goodbye, 20th Century (Adventure, Comedy, Fantasy, Sci-Fi, 1998)
30		Prison Planet 3: The Revenge (Action, Adventure, Comedy, Sci-Fi, 1998)
30		Virtual Sexuality (Comedy, Drama, Romance, Sci-Fi, 1999)
30		Blast from the Past (Comedy, Drama, Romance, Sci-Fi, 1999)
30		Space Jam (Animation, Adventure, Comedy, Sci-Fi, 1996)
30		A Fish Tale (Animation, Adventure, Comedy, Sci-Fi, 2000)
30		Teknolust (Comedy, Drama, Romance, Sci-Fi, 2002)
30		Soulkeeper (Action, Adventure, Comedy, Sci-Fi, 2001)
30		Who Am I? (Action, Adventure, Comedy, Sci-Fi, 1998)
30		Lilo & Stitch (Animation, Adventure, Comedy, Sci-Fi, 2002)
30		Spy Kids 2: Island of Lost Dreams (Action, Adventure, Comedy, Sci-Fi, 2002)
30		Men in Black II (Action, Adventure, Comedy, Sci-Fi, 2002)
30		Bubble Boy (Adventure, Comedy, Romance, Sci-Fi, 2001)
30		Atlantis: The Lost Empire (Animation, Action, Adventure, Sci-Fi, 2001)
30		Hak hap (Action, Adventure, Comedy, Sci-Fi, 1996)
30		Flying Saucer Rock 'N' Roll (Adventure, Comedy, Horror, Sci-Fi, 2006)
30		Space Truckers (Adventure, Comedy, Sci-Fi, 1996)
30		The Zeros (Comedy, Drama, Sci-Fi, 2001)
30		CQ (Drama, Comedy, Sci-Fi, 2001)
30		Spy Kids (Action, Adventure, Comedy, Sci-Fi, 2001)
30		S1m0ne (Comedy, Drama, Fantasy, Sci-Fi, 2002)
30		Meet Dave (Adventure, Comedy, Family, Sci-Fi, 2008)
30		Nosferatu vs. Father Pipecock & Sister Funk (Adventure, Comedy, Fantasy, Sci-Fi, 2014)
30		Space Station 76 (Comedy, Drama, Sci-Fi, 2014)
30		50 Kisses (Comedy, Drama, Horror, Sci-Fi, 2014)
30		April (Comedy, Drama, Sci-Fi, 2014)
30		Comet (Comedy, Drama, Romance, Sci-Fi, 2014)
30		Beyond Redemption: Space Captain (Adventure, Comedy, Horror, Sci-Fi, 2014)
30		Angry Video Game Nerd: The Movie (Adventure, Comedy, Sci-Fi, 2014)
30		Patch Town (Adventure, Comedy, Fantasy, Sci-Fi, 2014)
30		Plato's Reality Machine (Comedy, Drama, Sci-Fi, 2013)
30		Disappearing Bakersfield (Adventure, Comedy, Mystery, Sci-Fi, 2012)
30		Men in Black 3 (Action, Adventure, Comedy, Sci-Fi, 2012)
30		Escape from Planet Earth (Animation, Adventure, Comedy, Sci-Fi, 2013)
30		Your Friends Close (Comedy, Drama, Mystery, Sci-Fi, 2013)
30		Geminis (Comedy, Drama, Sci-Fi, 2013)
30		Robosapien: Rebooted (Adventure, Drama, Family, Sci-Fi, 2013)
30		Teenage Mutant Ninja Turtles (Action, Adventure, Comedy, Sci-Fi, 2014)
30		Stand by Me Doraemon (Animation, Comedy, Drama, Sci-Fi, 2014)
30		I racconti dell'orso (Adventure, Comedy, Family, Sci-Fi, 2015)
30		American Hero (Action, Comedy, Drama, Sci-Fi, 2015)
30		Teenage Mutant Ninja Turtles: Out of the Shadows (Action, Adventure, Comedy, Sci-Fi, 2016)
30		Ice Age: Collision Course (Animation, Adventure, Comedy, Sci-Fi, 2016)
30		Maximum Ride (Action, Adventure, Comedy, Sci-Fi, 2016)
30		Big Bad (Action, Adventure, Comedy, Sci-Fi, 2016)
30		Smosh: The Movie (Action, Adventure, Comedy, Sci-Fi, 2015)
30		Ant-Man (Action, Adventure, Comedy, Sci-Fi, 2015)
30		Turbo Kid (Action, Adventure, Comedy, Sci-Fi, 2015)
30		Penguins of Madagascar (Animation, Adventure, Comedy, Sci-Fi, 2014)
30		Home (Animation, Adventure, Comedy, Sci-Fi, 2015)
30		Anxietyville (Comedy, Drama, Sci-Fi, 2015)
30		The Lobster (Comedy, Drama, Romance, Sci-Fi, 2015)
30		Sleepwalkers (Comedy, Drama, Fantasy, Sci-Fi, 2015)
30		Ghosts with Shit Jobs (Comedy, Drama, Sci-Fi, 2012)
30		In-lyu-myeol-mang-bo-go-seo (Comedy, Drama, Fantasy, Sci-Fi, 2012)
30		Space Chimps (Animation, Adventure, Comedy, Sci-Fi, 2008)
30		Honey I Blew Up the Kid (Adventure, Comedy, Family, Sci-Fi, 1992)
30		Dublin 26.06.08: A Movie in 4 Days (Comedy, Drama, Sci-Fi, 2008)
30		Freezer Burn: The Invasion of Laxdale (Action, Adventure, Comedy, Sci-Fi, 2008)
30		TiMER (Comedy, Drama, Fantasy, Sci-Fi, 2009)
30		Land of the Lost (Adventure, Comedy, Sci-Fi, 2009)
30		Minty: The Assassin (Action, Adventure, Comedy, Sci-Fi, 2009)
30		Visioneers (Comedy, Drama, Sci-Fi, 2008)
30		Hallows Point (Action, Comedy, Drama, Sci-Fi, 2007)
30		Idiocracy (Adventure, Comedy, Sci-Fi, 2006)
30		Khottabych (Adventure, Comedy, Fantasy, Sci-Fi, 2006)
30		Fido (Comedy, Drama, Horror, Sci-Fi, 2006)
30		I epistrofi tou Kyriakou Delaporta (Action, Adventure, Comedy, Sci-Fi, 2006)
30		Underdog (Action, Adventure, Comedy, Sci-Fi, 2007)
30		Freezer Burn (Comedy, Drama, Sci-Fi, 2007)
30		Aliens in the Attic (Animation, Adventure, Comedy, Sci-Fi, 2009)
30		Gentlemen Broncos (Adventure, Comedy, Sci-Fi, 2009)
30		Paul (Adventure, Comedy, Sci-Fi, 2011)
30		The Future (Comedy, Drama, Romance, Sci-Fi, 2011)
30		Manborg (Action, Adventure, Comedy, Sci-Fi, 2011)
30		The Night Shift (Adventure, Comedy, Fantasy, Sci-Fi, 2011)
30		Robot & Frank (Comedy, Crime, Drama, Sci-Fi, 2012)
30		Journey 2: The Mysterious Island (Action, Adventure, Comedy, Sci-Fi, 2012)
30		Memphis Rising: Elvis Returns (Action, Adventure, Comedy, Sci-Fi, 2011)
30		Griff the Invisible (Comedy, Drama, Romance, Sci-Fi, 2010)
30		Planet 51 (Animation, Adventure, Comedy, Sci-Fi, 2009)
30		Circuit (Comedy, Drama, Sci-Fi, 2009)
30		Maltageddon (Action, Adventure, Comedy, Sci-Fi, 2009)
30		Parody Movie (Adventure, Comedy, Sci-Fi, 2009)
30		Slimed (Action, Adventure, Comedy, Sci-Fi, 2010)
30		Dr. Otto Dekein's Original Design (Comedy, Drama, Fantasy, Sci-Fi, 2009)
30		The Host (Comedy, Drama, Horror, Sci-Fi, 2006)
30		2002: The Rape of Eden (Action, Comedy, Drama, Sci-Fi, 1994)
30		Electric Dreams (Comedy, Drama, Music, Sci-Fi, 1984)
30		The Ice Pirates (Action, Adventure, Comedy, Sci-Fi, 1984)
30		The Mad Doctor of Market Street (Comedy, Drama, Horror, Sci-Fi, 1942)
30		Born in Flames (Comedy, Drama, Fantasy, Sci-Fi, 1983)
30		The Adventures of Buckaroo Banzai Across the 8th Dimension (Adventure, Comedy, Romance, Sci-Fi, 1984)
30		My Science Project (Action, Adventure, Comedy, Sci-Fi, 1985)
30		Project X (Comedy, Drama, Sci-Fi, 1987)
30		Star Trek IV: The Voyage Home (Adventure, Comedy, Sci-Fi, 1986)
30		Howard the Duck (Action, Adventure, Comedy, Sci-Fi, 1986)
30		The Aurora Encounter (Biography, Comedy, Drama, Sci-Fi, 1986)
30		Human Highway (Comedy, Drama, Sci-Fi, 1982)
30		Invisible Agent (Adventure, Romance, Sci-Fi, 1942)
30		The Three Stooges in Orbit (Comedy, Sci-Fi, 1962)
30		A Boy and His Dog (Comedy, Drama, Sci-Fi, 1975)
30		Slaughterhouse-Five (Comedy, Drama, Sci-Fi, 1972)
30		The Absent Minded Professor (Comedy, Family, Sci-Fi, 1961)
30		Attack of the Killer Tomatoes! (Adventure, Comedy, Horror, Sci-Fi, 1978)
30		Unidentified Flying Oddball (Comedy, Family, Adventure, Sci-Fi, 1979)
30		Revenge of the Zombies (Adventure, Comedy, Horror, Sci-Fi, 1943)
30		Time Bandits (Adventure, Comedy, Fantasy, Sci-Fi, 1981)
30		While Nero Fiddled (Adventure, Comedy, Fantasy, Sci-Fi, 1944)
30		King Lear (Comedy, Drama, Sci-Fi, 1987)
30		Radioactive Dreams (Action, Adventure, Comedy, Sci-Fi, 1985)
30		Teenage Mutant Ninja Turtles (Action, Adventure, Comedy, Sci-Fi, 1990)
30		Bill & Ted's Excellent Adventure (Adventure, Comedy, Music, Sci-Fi, 1989)
30		Go and Get It (Comedy, Drama, Mystery, Sci-Fi, 1920)
30		Robowar - Robot da guerra (Action, Adventure, Comedy, Sci-Fi, 1988)
30		Spaced Invaders (Adventure, Comedy, Sci-Fi, 1990)
30		Back to the Future Part III (Action, Adventure, Comedy, Sci-Fi, 1990)
30		Motorama (Adventure, Comedy, Crime, Sci-Fi, 1991)
30		Bill & Ted's Bogus Journey (Adventure, Comedy, Fantasy, Sci-Fi, 1991)
30		The Rocketeer (Action, Adventure, Comedy, Sci-Fi, 1991)
30		Teenage Mutant Ninja Turtles II: The Secret of the Ooze (Action, Adventure, Comedy, Sci-Fi, 1991)
30		Cocoon: The Return (Adventure, Comedy, Mystery, Sci-Fi, 1988)
30		And You Thought Your Parents Were Weird (Comedy, Family, Fantasy, Sci-Fi, 1991)
30		Cherry 2000 (Action, Adventure, Comedy, Sci-Fi, 1987)
30		Slave Girls from Beyond Infinity (Action, Adventure, Comedy, Sci-Fi, 1987)
30		Short Circuit 2 (Comedy, Drama, Family, Sci-Fi, 1988)
30		Spaceballs (Adventure, Comedy, Sci-Fi, 1987)
30		Shock! Shock! Shock! (Adventure, Comedy, Fantasy, Sci-Fi, 1987)
30		Innerspace (Action, Adventure, Comedy, Sci-Fi, 1987)

Notes: Movies similar to Five Weeks in a Balloon, Movies like Five Weeks in a Balloon, Adventure, Comedy, Drama, Sci-Fi, Irwin Allen, Red Buttons, Fabian, Barbara Eden, Cedric Hardwicke, SF, Science Fiction, SciFi, Sci Fi, Films, Video, Movie Similarities