| 100% | GODZILLA | 8 | King of the monsters from Japanese sci-fi films |
| 45% | KEN | 3 | "Godzilla: King of the Monsters" actor Watanabe |
| 45% | KYLE | 4 | "Godzilla: King of the Monsters" actor Chandler |
| 45% | WAR | 3 | "___ of the Worlds," 2005 sci-fi film directed by Steven Spielberg, where a man tries to protect his family from an alien attack |
| 43% | APES | 4 | "Planet of the __"; 1968 sci-fi film |
| 43% | IDIOCRACY | 9 | 2006 satirical sci-fi film about the dumbing down of America |
| 42% | GIJOE | 5 | Sci-fi film based on a toy franchise, "___: The Rise of Cobra": 3 wds. |
| 42% | PLANET | 6 | "Escape from ___ Earth," 2013 animated comedy-adventure sci-fi film directed by Cal Brunker that features the voice of Jessica Alba |
| 42% | APES | 4 | "Planet of the ___" (Charlton Heston sci-fi film) |
| 42% | THIRDKIND | 9 | Close Encounters of the __, Spielberg sci-fi film |
| 42% | WORLD | 5 | "I'm the king of the ___," iconic dialogue from the 1997 film "Titanic" directed by James Cameron |
| 42% | INCEPTION | 9 | Sci-fi action film inspired by the geometrical paintings of M.C. Escher |
| 41% | OFFA | 4 | King of the Anglo-Saxon kingdom of Mercia from 757-796 |
| 41% | STARW/TA/RR/ES/K | 16 | The better of two major sci-fi film franchises? |
| 41% | GRISTLE | 7 | Second King of the Bergens in the Trolls film |
| 41% | ONMARS | 6 | End of the sci-fi film titles "First Man ..." and "Last Days ..." |
| 40% | EMPIRE | 6 | __ of the Sun, film about Japanese internment camp |
| 40% | PENNYWISE | 9 | Shapeshifting monster from the 2017 film It |
| 39% | EMPIRE | 6 | __ of the Sun, film about a Japanese internment camp |
| 39% | NAVIGATOR | 9 | "Flight of the ___," '80s sci-fi adventure film distributed in the U.S by Walt Disney Pictures |
| 39% | ABLE | 4 | Scoot McNairy's co-star Samantha ___, from the sci-fi horror film "Monsters" (2010) |
| 39% | THERETURN | 9 | Third Lord of the Rings film, __ of the King |
| 39% | MONGKUT | 7 | Thai monarch, subject of The King and I film |
| 39% | TRON | 4 | Pioneering sci-fi film that was snubbed for the Best Visual Effects Oscar for its use of computers |
| 39% | SUN | 3 | "The Wind from the ___," 1972 collection of sci-fi short stories by Arthur C. Clarke |
| 39% | GAMERA | 6 | Turtle monster of Japanese films |
| 39% | MOTHRA | 6 | Insect monster of Japanese film |
| 39% | KIND | 4 | "Close Encounters of the Third ___" 1977 sci-fi film directed by Steven Spielberg |
| 38% | ALIEN | 5 | Sci-fi film with a creature inspired by Francis Bacon's "Three Studies for Figures at the Base of a Crucifixion" |
| 38% | CONSTANTINE | 11 | — II, King of the Hellenes from 1964-73 |