From Lovecraftian nightmares to deep space psychological thrillers, these films will leave you questioning the nature of reality.

John Carpenter delivered a masterclass in mixing sci-fi concepts with growing paranoia in The Thing.

When Alien premiered in 1979, it didn’t just redefine science fiction — it detonated a fusion of horror and sci-fi that filmmakers have been chasing ever since. Ridley Scott’s masterpiece combined ...