| 100% | TWILIGHT | 8 | The __ Zone, long-running supernatural TV series |
| 59% | CSI | 3 | "___: Miami," long running forensic series on TV |
| 53% | LASSIE | 6 | Long-running canine TV series |
| 53% | DEATHVALLEYDAYS | 15 | Long-running western anthology, the only American TV series with its three initials |
| 52% | WORLD | 5 | "Out of This ___," 1987 TV series about a supernatural teenager which inspired the show "WandaVision" |
| 51% | STREET | 6 | The —, BBC TV drama series created by Jimmy McGovern that ran from 2006-09 |
| 51% | SUPERNATURAL | 12 | Long-running TV fantasy series starring Jared Padalecki |
| 50% | GRANDAD | 7 | BBC TV series for children starring Clive Dunn in the title role which ran from 1979-84 |
| 50% | VAMPIRES | 8 | Buffy slayed these in the long-running TV series |
| 50% | SHOESTRING | 10 | BBC TV series set in Bristol starring Trevor Eve in the title role that ran from 1979-80 |
| 49% | THEORIGINALS | 12 | Long-running TV fantasy series starring Joseph Morgan (2 wds.) |
| 49% | ONCEUPONATIME | 13 | Long-running TV fantasy series starring Robert Carlyle (4 wds.) |
| 49% | DAYSOFOURLIVES | 14 | Long-running TV show featuring the Hortons and the Bradys |
| 49% | SOUTHPARK | 9 | Long-running animated series set in the Rockies: 2 wds. |
| 49% | LASSIE | 6 | Long-running TV series set in Calverton |
| 49% | SOUTHPARK | 9 | Long-running TV series set in Colorado |
| 48% | CSI | 3 | Long-running TV series set in Las Vegas |
| 48% | SISTERS | 7 | TV series about the Reeds |
| 47% | TWILIGHT | 8 | "___ Zone," one of the most popular thriller TV shows, which is an anthology series dealing with the macabre |
| 47% | DIXON | 5 | & 7D BBC TV drama series starring Jack Warner in the title role which ran from 1955-76 |
| 47% | SHAMELESS | 9 | TV series about the Gallagher family |
| 47% | MANNIX | 6 | Long-running US television detective series starring Mike Connors in the title role |
| 47% | HOUSEONTHE | 10 | "Little ___ Prairie," NBC TV series about a family living on a farm in the 1870s that ran from 1974 - 1983: 3 wds. |
| 46% | STARTREK | 8 | Long-running science fiction TV series and movies |
| 46% | XENA | 4 | TV series featuring the war god Ares |
| 46% | NEWHART | 7 | TV series set at the Stratford Inn |
| 46% | EMPIRE | 6 | TV series focused on the Lyon family |
| 46% | MASH | 4 | TV series set during the Korean War |
| 46% | OPERA | 5 | Soap ___ (long-running TV series) |
| 46% | TEENWOLF | 8 | Supernatural TV series about a lycanthrope at Beacon Hills High (2 wds.) |