Movies Like Giant Heroine Sigma Lady

If you liked Giant Heroine Sigma Lady (2011), a science fiction movie, here are 20 movies with a similar feel, based on TMDB's recommendations. Each one links to its cast, trailer and where it's streaming.

1
Parasyte: Part 2 (2015)
★ 7/10Also science fiction
Humanity is under attack by human-mimicking flesh-eating alien parasites. One parasite bonds with his young high school student host, and he convinces the parasite to help him stop the others.
2
Zygote (2017)
★ 7/10Also science fiction
The two remaining crew members of a mining operation in the Arctic Circle fight to survive against an alien creature.
3
Attack on Titan II: End of the World (2015)
★ 6.3/10Also science fiction
Eren Yeager leaves to restore a break in the wall destroyed by a Titan. He comes under attack by the Titans and is cornered. Shikishima comes to his aid. The titans never stops attacking. Eren is now injured and tries…
4
Real Men (1987)
★ 6/10Also science fiction
A womanizing CIA agent and an insecure insurance agent are paired together to make sure a deal goes through with aliens for the future of mankind.
5
Osiris (2025)
★ 6.2/10Also science fiction
Special Forces commandos on a mission are abducted mid-operation by a mysterious spacecraft. Upon waking aboard, they find themselves prey to a relentless alien race in a fight for survival.
6
Code 8 Part II (2024)
★ 6.4/10Also science fiction
In a world where superpowered people are heavily policed by robots, an ex-con teams up with a drug lord he despises to protect a teen from a corrupt cop.
7
Bugonia (2025)
★ 7.3/10Also science fiction
Two conspiracy obsessed young men kidnap the high-powered CEO of a major company, convinced that she is an alien intent on destroying planet Earth.
8
Parasyte: Part 1 (2014)
★ 7/10Also science fiction
Humanity is suffering from a series of mysterious murders across the globe, known as the 'Mincemeat murders'. High school student Izumi Shinichi has a parasite living off him, having replaced his right hand, and he…
9
Afterburn (2025)
★ 6.2/10Also science fiction
Set against the backdrop of a postapocalyptic Earth whose Eastern Hemisphere was destroyed by a massive solar flare, leaving what life remains mutated from radiation and fallout. The story revolves around a group of…
10
Mickey 17 (2025)
★ 6.8/10Also science fiction
Unlikely hero Mickey Barnes finds himself in the extraordinary circumstance of working for an employer who demands the ultimate commitment to the job… to die, for a living.
11
Landscape with Invisible Hand (2023)
★ 6/10Also science fiction
Years into a benevolent alien occupation, mankind is still adjusting to its new overlords. Their technology initially held promise for global prosperity, but rendered most human jobs – and steady income – obsolete…
12
Gemini Man (2019)
★ 6.3/10Also science fiction
Henry Brogan is an elite 51-year-old assassin who's ready to call it quits after completing his 72nd job. His plans get turned upside down when he becomes the target of a mysterious operative who can seemingly predict…
13
Ick (2025)
★ 6/10Also science fiction
Science teacher Hank’s life changes when he reconnects with his first love and suspects that a new student may be his daughter—all while facing an alien threat in their town.
14
Memoirs of an Invisible Man (1992)
★ 5.9/10Also science fiction
After a freak accident, an invisible yuppie runs for his life from a treacherous CIA official while trying to cope with his new life.
15
Occupation: Rainfall (2020)
★ 6.2/10Also science fiction
Two years into an intergalactic invasion of Earth, survivors in Sydney, Australia, fight back in a desperate ground war. As casualties mount by the day, the resistance and their unexpected allies, uncover a plot that…
16
Frankenstein Unbound (1990)
★ 5.9/10Also science fiction
The ultimate weapon, claimed to be safe for mankind, produces global side-effects including time slides and disappearances. The scientist behind the project and his car are zapped from the year 2031 to 1817 in…
17
The Man Who Fell to Earth (1976)
★ 6.5/10Also science fiction
Thomas Jerome Newton is an alien who has come to Earth in search of water to save his home planet. Aided by lawyer Oliver Farnsworth, Thomas uses his knowledge of advanced technology to create profitable inventions…
18
Psycho Goreman (2020)
★ 6/10Also science fiction
Siblings Mimi and Luke unwittingly resurrect an ancient alien overlord. Using a magical amulet, they force the monster to obey their childish whims, and accidentally attract a rogues’ gallery of intergalactic assassins…
19
Splinter (2008)
★ 6.2/10Also science fiction
When their plans for a nature trip go awry, Polly and boyfriend Seth decide to check into a motel. On their way, they're carjacked and kidnapped by low-rent crooks Dennis and Lacey, who take the victims and their SUV…
20
Valerian and the City of a Thousand Planets (2017)
★ 6.7/10Also science fiction
In the 28th century, Valerian and Laureline are special operatives charged with keeping order throughout the human territories. On assignment from the Minister of Defense, the two undertake a mission to Alpha, an…