Answer:

thisislandearth

AnswerCrossword Clue
THISISLANDEARTH1955 sci-fi film ridiculed in "Mystery Science Theater 3000: The Movie"
THISISLANDEARTH1955 sci-fi classic
THISISLANDEARTHFilm spoofed in "Mystery Science Theater 3000: The Movie"
THISISLANDEARTH1950's science fiction film
THISISLANDEARTH1955 sci-fi film that was one of the first to use Technicolor
THISISLANDEARTH1956 sci-fi film
THISISLANDEARTH. . . a sci-fi film featuring the Metaluna Mutant?