New Sci-Fi Movies & TV Shows Set to Release in December 2025
December 2025 promises to be a monumental month for science fiction fans as streaming services and theaters alike pack their schedules with high-stakes dramas and blockbuster spectacles. The end of the year brings the conclusion of a generation-defining series alongside a highly anticipated return to Pandora. Viewers can look forward to a diverse array of content ranging from international superhero tales to mind-bending psychological thrillers.
‘Resurrection’ (2025)
In a future where humanity has surrendered the ability to dream in exchange for immortality, one outcast retains the power to experience illusions. A woman capable of perceiving these visions enters his mind to uncover hidden truths about their history and the nature of their reality. Directed by visionary filmmaker Bi Gan, this sci-fi drama explores the cost of eternal life and the preservation of human consciousness. The film opens in limited theaters on December 12 before expanding to a wide release on December 19.
‘Avatar: Fire and Ash’ (2025)
James Cameron returns to Pandora as Jake Sully and Neytiri encounter a new and aggressive clan known as the Ash People. Unlike the benevolent tribes previously seen, this fire-wielding group presents a darker reflection of Na’vi culture that challenges the family’s understanding of their world. The Sully family must navigate this dangerous new alliance while continuing their struggle against persistent human colonization forces. This third installment promises to expand the visual and narrative scope of the franchise with a wide theatrical release on December 19.
‘Stranger Things’ (2016)
The cultural phenomenon reaches its epic conclusion as the residents of Hawkins face their ultimate battle against Vecna and the forces of the Upside Down. Netflix is deploying a staggered release strategy for this final chapter by dropping the penultimate batch of episodes on December 25. The series finale follows on December 31 to serve as a massive New Year’s Eve event for fans worldwide. The Duffer Brothers promise a cinematic and emotional send-off that ties together a decade of supernatural mystery.
‘Cashero’ (2025)
This Korean superhero drama introduces an ordinary salaryman whose physical strength increases in direct proportion to the amount of cash he holds. The unique catch is that using his powers drains his bank account and forces him to balance heroism with the threat of financial ruin. Starring Lee Jun-ho, the series blends social satire with action as the protagonist fights to save his city without going completely broke. All episodes arrive on Netflix on December 26 to offer a fresh twist on the genre.
‘The Copenhagen Test’ (2025)
Simu Liu stars as an intelligence analyst who discovers his brain has been hacked and allows unknown enemies to see and hear everything he experiences. Caught between his agency and the hackers, he must act as a double agent to uncover the truth without blowing his cover. This psychological sci-fi thriller explores the terrors of total surveillance and weaponized consciousness. The series premieres exclusively on Peacock on December 27.
Tell us which of these sci-fi releases you are most excited to watch in the comments.