Best movies like Have Rocket, Will Travel

A misguided scientist enables an alien from Venus named Zontar to come to earth in order to "help solve man's problems". However, as soon as Zontar arrives on Earth, it quickly becomes obvious that the three-eyed, bat-winged, skeletal black creature has a hidden agenda.

A groups of astronauts crash-land on Venus and find themselves on the wrong side of a group of Venusian women when they kill a monster that is worshipped by them.

In 2020, after the colonization of the moon, the spaceships Vega, Sirius and Capella are launched from Lunar Station 7. They are to explore Venus under the command of Professor Hartman, but an asteroid collides and explodes Capella. The leader ship Vega stays orbiting and sends the astronauts Kern and Sherman with the robot John to the surface of Venus, but they have problems with communication with Dr. Marsha Evans in Vega. The Sirius lands in Venus and Commander Brendan Lockhart, Andre Ferneau and Hans Walter explore the planet and are attacked by prehistoric animals. They use a vehicle to seek Kern and Sherman while collecting samples from the planet. Meanwhile John helps the two cosmonauts to survive in the hostile land.

Two years after the Martian invasion, George Herbert's worst fears are realized: The Aliens have returned. As a second wave of Martian walkers lay waste to what's left of Earth, an alliance of military forces prepares a daring attack on the Red Planet itself. Once again, the future of mankind hangs in the balance.

A mission to Venus discovers the planet inhabited only by women led by their evil Queen Yllana. Yllana had all the men of Venus killed, now that's she met Earth men, she wants them dead, too.

Stranded on Mars with only a monkey as a companion, an astronaut must figure out how to find oxygen, water, and food on the lifeless planet.

Astronauts blast off to explore the moon on Rocketship X-M or "Rocketship eXploration Moon". A spacecraft malfunction and some fuel miscalculations cause them to end up landing on Mars. On Mars, evidence of a once powerful civilization is found. The scientists determined that an atomic war destroyed most of the Martians. Those that survived reverted to a caveman like existence.

Lester and Orville accidentally launch a rocket which is supposed to fly to Mars. Instead it goes to New Orleans for Mardi Gras. They are then forced by bank robber Mugsy and his pal Harry to fly to Venus where they find a civilization made up entirely of women, men having been banished.

On the night of the discovery of a duplicate Earth in the Solar system, an ambitious young student and an accomplished composer cross paths in a tragic accident.

When their ship crash-lands on a remote planet, the marooned passengers soon learn that escaped convict Riddick isn't the only thing they have to fear. Deadly creatures lurk in the shadows, waiting to attack in the dark, and the planet is rapidly plunging into the utter blackness of a total eclipse. With the body count rising, the doomed survivors are forced to turn to Riddick with his eerie eyes to guide them through the darkness to safety. With time running out, there's only one rule: Stay in the light.

A prince and a fellowship of companions set out to rescue his bride from a fortress of alien invaders who have arrived on their home planet.

A young man finds out that he holds the key to restoring hope and ensuring survival for the human race, while an alien species called the Drej are bent on mankind's destruction.

Near a small English village, a scientific team is conducting experiments with magnetic fields, the results of which may have military applications but the intensification of which seem to be connected to UFO reports, a series of murders, an enormous insect egg, and a strange visitor with exceptional scientific knowledge.

An alien from Venus tries to take over the world with the help of a disillusioned human scientist, as his wife, his best friend and the friend's wife try to intervene.

A crew of scientists arrives on a far, cold planet to examine archaic artifacts of unknown origin. They discover that their German enemies already have a ship there. When they seek their help after a failed landing, they only find the Germans’ bodies, obviously slaughtered by one of the archaic creatures, awoken to new life. Now the alien is after them.

A troubled psychologist is sent to investigate the crew of an isolated research station orbiting a bizarre planet.

Aliens have landed and are hiding on Earth, but need Earth’s scientists to help them fight an inter-planetary war.

A planet is discovered in the same orbit as Earth's but is located on the exact opposite side of the sun, making it not visible from Earth. The European Space Exploration Council decide to send American astronaut Glenn Ross and British scientist John Kane via spaceship to explore the other planet.

Inept beings from the planet Kabijj land on Earth and attempt to behead all of its beings and take over the planet

An evil brain from outer space unleashes monsters with deadly diseases on Earth with trying to conquer the universe. Superhero Starman must battle them all to save his planet.

Emperor Wang (the Perverted) is leader of the planet Porno and sends his mighty "Sex Ray" towards Earth, turning everyone into sex-mad fiends. Only one man can save the Earth, football player Flesh Gordon. Along with his girlfriend Dale Ardor and Professor Flexi-Jerkoff, they set off towards the source of the Sex Ray, unaware of the perils that face them!

The stooges are carpet layers working in the home of a scientist, Professor Sneed, who has invented a super rocket fuel. Larry is mistaken for the professor by foreign agents who kidnap the trio and take them to the country of Anemia where they are ordered to produce the rocket fuel or be executed. The boys come up with a concoction they try to pass of as the real stuff, but are exposed when the real professor and his daughter are also kidnapped. The stooges help them escape, using their secret formula to fuel a jeep.

When contact is lost with the crew of the first Mars expedition, a rescue mission is launched to discover their fate.

Comet longs to be taken seriously as a full-fledged space chimp. He journeys to the fantastical Planet Malgor and bonds with the adorable alien Kilowatt, living out his ultimate fantasy. However, it's time for Comet to prove himself when the feared alien ruler Zartog takes over Mission Control! Comet must show he has the right stuff, and join fellow chimps Ham, Luna and Titan, to save the day.

The fate of the planet in the hands of Larry, Moe and Curly Joe? That's exactly the situation the trio finds themselves in when they befriend a wacky scientist and must defend his secret invention from a pair of malevolent Martians. Sight gags, slapstick and plenty of nyuks abound as the Stooges bumble their way through an adventure of intergalactic proportions.

While carrying on their usual hi-jinks, they inadvertantly stow-away on a spaceship bound for Mars. They meet up with the local Martian residents and cause them to invade the Earth, aided by the "Invincitron", a vacuum-wielding giant robot. Tom, Jerry and their Martian ally, Peep, save the day.

Lifepod cronicles the trip of eight passengers after the ship they were traveling on blew up on Christmas Eve. Immediately people start dying. The passengers begin to investigate why the ship blew up and how it relates to them

In 1974, four astronauts, silver shoe-clad Dorothy, overweight Doc, goofy Charlie, and wooden Steve, crash land on Mars when taking readings, with only four days of supplies. They must try to survive on the surface, which is barren except for some canals with huge maggots with fins. After embarking through a golden igneous cavern, braving a storm and finding an unmanned Earth vessel, they discover a golden road which leads them to the unchanging ruins of what was once a beautiful Martian city. The Martians are modeled on the Flatheads of Oz, and their collective consciousness, the "Wizard," forbids them to leave until they perform a very small task...

In the year 2000 the spaceship Hope One sets off to find new galaxies for colonization. However, an encounter with an alien being and a swarm of meteorites sends the ship streaking off course into a sea of monsters on an uncharted world. Written by Jeremy Lunt

Stranger from Venus (a.k.a. Immediate Disaster and The Venusian) is the story of a woman who meets a stranger with no pulse who has the power of life and death at his touch. He is here from Venus to warn Earth about the atom.

After a battle in a power plant, Ben notices something strange is happening with the omnitrix, but doesn't tell anyone. Tetrax arrives, and tells them the omnitrix is broadcasting a self destruct signal. Tetrax and Ben go to find the creator of the omnitrix to fix the omnitrix before it destroys itself and the universe along with it. Gwen stows away to help her cousin.

50 years from now, a pilot (Ian Rowe) is sent 60 light years across the galaxy through a new device capable of crossing the extra spatial dimensions. His mission is to orbit and reconnoiter the planet then return home. The planet is known to be populated by intelligent life. Once at his destination the pilot has to perform an emergency landing and becomes marooned on the alien planet, and soon discovers the planets only inhabitants are predatory machines.

A space expedition to Uranus is menaced by a giant brain that can make illusions come true.

Three American astronauts who land on Mars discover the body of a frozen Russian cosmonaut and a mysterious talking orb.

A spaceship from Earth lands on the planet Venus, and encounters a race of beings that the crew begins to suspect are descended from the lost city of Atlantis.