If you liked Plan 9 from Outer Space…

These picks come from archytele's own similarity graph: shared themes and keywords, creators, cast, era, original language and audience rating. Each card says why it made the list.

★ 3.8 Film

The Beast with a Million Eyes

1955

Both explore california and alien; both science fiction and horror

★ 5.3 Film

Warning from Space

1956

Both explore alien; both science fiction and horror

★ 5.7 Film

Not of This Earth

1957

Both explore alien; both science fiction and horror

★ 5.8 Film

It! The Terror from Beyond Space

1958

Both explore alien; both science fiction and horror

★ 5.9 Film

Invaders from Mars

1953

Both explore alien and alien invasion; both science fiction and horror

★ 5.3 Film

The Green Slime

1968

Both explore alien; both science fiction and horror

★ 6.1 Film

The Day of the Triffids

1963

Both explore alien invasion; both science fiction and horror

★ 5.9 Film

Island of Terror

1966

Both explore fog; both science fiction and horror

★ 3.8 Film

The Second Arrival

1998

Both explore alien and alien invasion; both science fiction and horror

★ 4.1 Film

Alien Outbreak

2020

Both explore alien invasion; both science fiction and horror

★ 4.1 Film

Inseminoid

1981

Both explore alien; both science fiction and horror

★ 4.4 Film

Seedpeople

1992

Both explore alien; both science fiction and horror