Netflix

Netflix has several great sci-fi movies on its platform. The only issue is that the streaming service has so much content that some awesome flicks get lost in the shuffle. Take Matthew and Kevin McManus' "The Block Island Sound," for example, which debuted to universal praise in 2020 before fading into the darkness, only to disappear from Netflix in early 2026.

"The Block Island Sound" tells the story of a mysterious force that's haunting fishermen off the coast of the titular island. It causes normal people to start acting erratically, and creatures from another planet may or may not be causing the terror. The less you know about "The Block Island Sound," the better. Expect unexpected deviations and leftfield turns that will keep you guessing throughout — but definitely watch it.

"The Block Island Sound" is one of the best alien invasion movies of the 21st century, but don't expect flying saucers and little green men throughout.…