| 100% | OUTER | 5 | "The ___ Limits" (old sci-fi anthology series) |
| 74% | OUTER | 5 | "The ___ Limits" (1960s sci-fi series) |
| 65% | BLACKKCALB | 10 | Sci-fi anthology series on Netflix |
| 62% | BABYLON5 | 8 | Sci-fi series set in the 23rd century |
| 61% | BLACKMIRROR | 11 | Netflix sci-fi anthology series (2 wds.) |
| 61% | BLACKMIRROR | 11 | Netflix sci-fi anthology series from Britain |
| 60% | STARTREK | 8 | Famous sci-fi series set on the Enterprise |
| 60% | TREK | 4 | Star __, sci-fi series on the Starship Enterprise |
| 59% | NIMOY | 5 | Sci-fi star who hosted the documentary series "In Search of ..." |
| 56% | TRAX | 4 | "Time ___" (old sci-fi series) |
| 56% | STARWARS | 8 | Sci-fi franchise with the new spin-off TV series, 38-Across: 2 wds. |
| 56% | LIMITS | 6 | "The Outer ___" (1960s sci-fi TV series with a reboot in the 1990s) |
| 56% | STARTREK | 8 | Sci fi series with Captains Kirk, Picard, Janeway |
| 55% | THINNES | 7 | Roy —, US actor who starred in 1960s television sci-fi series The Invaders |
| 55% | EPIC | 4 | Large-scale, like the sci-fi series "Foundation" |
| 54% | ISAAC | 5 | Name on the "Robot" sci-fi series |
| 54% | SOFIA | 5 | Actress Vergara of the limited series "Griselda" |
| 54% | HULU | 4 | Streaming service with the limited series "Shogun" |
| 54% | EXO | 3 | Steven Gould's fourth sci-fi novel in the "Jumper" series, published in 2014 |
| 54% | ASIMOV | 6 | Isaac, author of the Foundation sci-fi book series |
| 53% | TREK | 4 | "Star ___: The Original Series," popular sci-fi show |
| 53% | BLACKMIRROR | 11 | Sci-fi TV series on Netflix that revolves around the effect of technology on people: 2 wds. |
| 53% | AMIE | 4 | Best-selling sci-fi and fantasy author Kaufman, who penned the "Elementals" series (2018-20) |
| 52% | INVADERS | 8 | The —, 1960s US television sci-fi series starring Roy Thinnes as David Vincent |
| 51% | STAR | 4 | "___ Trek: The Next Generation," sci-fi series in which Stephen Hawking made a guest appearance |
| 51% | TERI | 4 | Hatcher who voices Muthr on the sci-fi fantasy series "WondLa" |
| 50% | WALES | 5 | United Kingdom setting for the BBC sci-fi series "Torchwood" |
| 50% | EMMY | 4 | Award for the 2019 limited series "Watchmen" |
| 49% | NOAH | 4 | Actor Wyle who stars in the sci-fi series "Falling Skies" |
| 49% | TNG | 3 | "Star Trek: ___" (sci-fi series of the '80s - '90s): Abbr. |