Trivia: During the second to the last scene of the movie, Barbara Carrera is trying to help Michael York push a rowboat into the ocean from the shore. As one of the manbeasts runs into the surf towards them, Barbara Carrera screams "Michael, look out"! Michael York's name in the movie is Andre Braddock!
Trivia: When Hal Holbrook talks to the press after the heat shield separation we see a model Saturn V in the background. An extra stage has been inserted above the S-II second stage and the mission payload appears to have been augmented too.
Trivia: This was one of three horror anthologies that Donald Pleasence (who plays Valentine De'ath in the final segment) appeared in. The others were "From Beyond The Grave" in 1974 and "The Monster Club" in 1981.