Shows with Perfect Panelist Scores
This report provides a list of shows where a panelist finishes the Lightning Fill-in-the-Blank segment with a total score of 20 points, or as Bill Kurtis calls it, a "perfect score".
The list also includes shows where a panelist has a total score greater than 20 points.
Note: Shows that aired in 1998 used a different show format and scoring system compared to the current show format and scoring system.
| Show Date | Panelist | Total Score |
| 1998-01-03 | Peter Sagal | 24 |
| 1998-01-03 | Roxanne Roberts | 22 |
| 1998-01-10 | Roxanne Roberts | 21 |
| 1998-01-17 | Roxanne Roberts | 25 |
| 1998-01-24 | Margo Kaufman | 21 |
| 1998-01-24 | Peter Sagal | 23 |
| 1998-01-31 | Peter Sagal | 20.5 |
| 1998-01-31 | Roy Blount, Jr. | 22 |
| 1998-01-31 | Margo Kaufman | 24.5 |
| 1998-02-07 | Margo Kaufman | 21 |
| 1998-02-07 | Roxanne Roberts | 21.5 |
| 1998-02-07 | Peter Sagal | 23.5 |
| 1998-02-14 | Margo Kaufman | 24 |
| 1998-02-14 | Peter Sagal | 22.5 |
| 1998-02-21 | Roxanne Roberts | 22 |
| 1998-02-21 | Peter Sagal | 20 |
| 1998-03-07 | Peter Sagal | 23 |
| 1998-03-28 | Peter Sagal | 21 |
| 1998-04-11 | Roxanne Roberts | 20 |
| 1998-08-15 | Roxanne Roberts | 20 |
| 2004-01-10 | Adam Felber | 20 |
| 2004-01-31 | Charlie Pierce | 20 |
| 2004-10-09 | Roxanne Roberts | 20 |
| 2004-11-13 | Mo Rocca | 20 |
| 2005-03-26 | Roxanne Roberts | 20 |
| 2005-10-29 | Adam Felber | 20 |
| 2006-03-11 | Adam Felber | 20 |
| 2011-05-28 | Tom Bodett | 20 |
| 2011-07-02 | Adam Felber | 20 |
| 2017-11-11 | Roxanne Roberts | 21 |
| 2018-02-17 | Faith Salie | 20 |
| 2020-04-04 | Roxanne Roberts | 20 |
| 2020-04-18 | Peter Grosz | 20 |
| 2021-01-16 | Roxanne Roberts | 20 |
| 2021-04-24 | Mo Rocca | 20 |
| 2022-07-30 | Faith Salie | 20 |