Movies Like Mega Shark vs. Mecha Shark

If you liked Mega Shark vs. Mecha Shark (2014), a action and science fiction movie directed by Emile Edwin Smith, 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
Deep Blue Sea (1999)
★ 6/10Also action and science fiction
Researchers on the undersea lab Aquatica have genetically altered the brains of captive sharks to develop a cure for Alzheimer's disease. But there's an unexpected side effect: the sharks got smarter, faster, and more…
2
Into the Deep (2025)
★ 5.9/10Also action and thriller
Divers searching for sunken treasure witness the murder of drug dealers by modern-day pirates, but a killer great white is determined not to let any of them escape its waters.
3
Monsters of Man (2020)
★ 6.4/10Also science fiction and action
A robotics company vying to win a lucrative military contract team up with a corrupt CIA agent to conduct an illegal live field test. They deploy four weaponized prototype robots into a suspected drug manufacturing…
4
Riddick (2013)
★ 6.3/10Also science fiction and action
Betrayed by his own kind and left for dead on a desolate planet, Riddick fights for survival against alien predators and becomes more powerful and dangerous than ever before. Soon bounty hunters from throughout the…
5
Fear Below (2025)
★ 6.1/10Also action and thriller
A rag-tag team of divers attempting to salvage a sunken car from a river are thwarted by a highly aggressive bull shark.
6
Deep Rising (1998)
★ 6.2/10Also action and science fiction
A group of heavily armed hijackers board a luxury ocean liner in the South Pacific Ocean to loot it, only to do battle with a series of large-sized, tentacled, man-eating sea creatures who have taken over the ship first.
7
Beast of War (2025)
★ 6.2/10Also thriller and action
When their boat sinks while crossing the Timor Sea during World War II, a troop of young Australian soldiers must find a way to survive the harsh seas on a quickly shrinking raft. Hundreds of miles from anywhere, they…
8
Alien Resurrection (1997)
★ 6.2/10Also science fiction and action
Two hundred years after Lt. Ripley died, a group of scientists clone her, hoping to breed the ultimate weapon. But the new Ripley is full of surprises … as are the new aliens. Ripley must team with a band of smugglers…
9
Containment (2015)
★ 5.9/10Also thriller and science fiction
Neighbors in a block wake one morning to find they have been sealed inside their apartments. Can they work together to find out why? Or will they destroy each other in their fight to escape?
10
Death Machine (1995)
★ 5.8/10Also action and science fiction
Chaank Armaments is experimenting with the ultimate fighting machine which is part human - part machine. So far, the Hardman project has been unreliable and has killed a number of innocent people. The genius behind…
11
57 Seconds (2023)
★ 6.2/10Also thriller and science fiction
When a tech blogger lands an interview with a tech guru and stops an attack on him, he finds a mysterious ring that takes him back 57 seconds into the past.
12
Universal Soldier: The Return (1999)
★ 5.9/10Also action and science fiction
Luc Deveraux, the heroic former Universal Soldier, is about to be thrown into action once again. When SETH, the supercomputer-controlled ultra-warrior, decides to take revenge and destroy its creators, only Luc can…
13
Spectral (2016)
★ 6.6/10Also science fiction and thriller
A special-ops team is dispatched to fight supernatural beings that have taken over a European city.
14
Terminator 2: Judgment Day (1991)
★ 8.2/10Also action and thriller
Ten years after the events of the original, a reprogrammed T-800 is sent back in time to protect young John Connor from the shape-shifting T-1000. Together with his mother Sarah, he fights to stop Skynet from…
15
Clayface (2026)
★ 7.4/10Also thriller and science fiction
Matt Hagen's meteoric rise from Gotham street kid to Hollywood leading man is tragically cut short when a local crime boss's actions leave him horribly disfigured. Abandoned by his team and with nothing left, Matt…
16
Total Recall (2012)
★ 6/10Also action and science fiction
Factory worker Doug Quaid takes a virtual mind-trip vacation with the Rekall company, opting for implanted memories of being a spy. When the procedure goes wrong, Quaid becomes a wanted man by the police and joins…
17
The Terminator (1984)
★ 7.7/10Also action and thriller
In the post-apocalyptic future, reigning tyrannical supercomputers teleport a cyborg assassin known as the "Terminator" back to 1984 to kill Sarah Connor, whose unborn son is destined to lead insurgents against 21st…
18
Doomsday (2008)
★ 5.9/10Also action and thriller
The lethal Reaper virus spreads throughout Britain—infecting millions and killing hundreds of thousands. Authorities brutally and successfully quarantine the country but, three decades later, the virus resurfaces in a…
19
Die Alone (2024)
★ 6.5/10Also thriller and science fiction
Lost in a world reclaimed by nature and overrun by mysterious creatures, Ethan, a young man with amnesia navigates the dangerous landscape in search of his lost love Emma. His journey takes an unexpected turn when he…
20
Venom: Let There Be Carnage (2021)
★ 6.7/10Also science fiction and action
After finding a host body in investigative reporter Eddie Brock, the alien symbiote must face a new enemy, Carnage, the alter ego of serial killer Cletus Kasady.