★ 5.1 Film
Sssssss
1973
Both explore experiment and transformation; both horror and science fiction
★ 5.3 Film
Evilspeak
1981
Both explore bullying and revenge; both horror and science fiction
★ 4.2 Film
Mad Doctor of Blood Island
1969
Both explore monster and murder; both horror and science fiction
★ 5.7 Film
Xtro
1982
Both explore transformation; both horror and science fiction
★ 5.6 Film
The Deadly Spawn
1983
Both explore monster; both horror and science fiction
★ 5.4 Film
The Creature Walks Among Us
1956
Both explore monster and transformation; both horror and science fiction