| 100% | WIL | 3 | Actor Wheaton who has guest appearances on "The Big Bang Theory" |
| 77% | WIL | 3 | Actor Wheaton who made several guest appearances on "The Big Bang Theory" |
| 74% | WIL | 3 | Actor Wheaton who occasionally guest-stars on "The Big Bang Theory" |
| 74% | WIL | 3 | Actor Wheaton who's guest-starred on "The Big Bang Theory" |
| 71% | WIL | 3 | "Star Trek: TNG" actor Wheaton who made several guest appearances on "The Big Bang Theory" |
| 68% | WIL | 3 | Actor Wheaton who had a recurring role on "The Big Bang Theory" |
| 67% | ADAMWEST | 8 | Batman actor from the 1960s who did a guest appearance on "The Big Bang Theory": 2 wds. |
| 66% | WIL | 3 | Wheaton with guest appearances on "The Big Bang Theory" |
| 58% | WIL | 3 | Wheaton who has appeared as himself on "The Big Bang Theory" |
| 57% | WIL | 3 | Wheaton who plays himself on The Big Bang Theory |
| 56% | WIL | 3 | Actor Wheaton with a recurring role on "The Big Bang Theory" |
| 54% | TAKEI | 5 | "Star Trek" actor George who has had cameos on "The Big Bang Theory" and "King of the Nerds" |
| 52% | WIL | 3 | Wheaton who played himself on "The Big Bang Theory" |
| 51% | STEVEWOZNIAK | 12 | Co-founder of Apple and noted philanthropist who did a guest appearance on "The Big Bang Theory": 2 wds. |
| 51% | DEAN | 4 | "Breaking Bad" actor Norris who had a recurring role on "The Big Bang Theory" |
| 51% | ELONMUSK | 8 | CEO of SpaceX and product architect of Tesla who did a guest appearance on "The Big Bang Theory": 2 wds. |
| 51% | JIMPARSONS | 10 | Actor who plays Sheldon on "The Big Bang Theory" (2 wds.) |
| 51% | JOHNNYGALECKI | 13 | Actor who plays Leonard on "The Big Bang Theory" (2 wds.) |
| 51% | WILWHEATON | 10 | "Star Trek: The Next Generation" actor who guest stars as himself on "The Big Bang Theory" (2 wds.) |
| 49% | KUNALNAYYAR | 11 | Actor who played Raj on “The Big Bang Theory” |
| 49% | HAWKING | 7 | Physicist Stephen, guested on The Big Bang Theory |
| 49% | JUDDHIRSCH | 10 | "Superior Donuts" actor who guest stars as Leonard's dad on "The Big Bang Theory" (2 wds.) |
| 48% | PARSONS | 7 | Jim who plays Sheldon on The Big Bang Theory |
| 48% | WIL | 3 | Wheaton who starred in The Big Bang Theory |
| 48% | JIMPARSONS | 10 | "The Big Bang Theory" actor who played Michael in "The Boys in the Band": 2 wds. |
| 46% | JIMPARSONS | 10 | "The Big Bang Theory" actor who narrates 44-Across (2 wds.) |
| 46% | NYE | 3 | Scientist who guest-starred twice on “The Big Bang Theory” |
| 45% | RAJ | 3 | Kunal Nayyar's character on The Big Bang Theory |
| 44% | BOB | 3 | Newhart who played Professor Proton on "The Big Bang Theory" |
| 44% | MAYIM | 5 | "The Big Bang Theory" actress __ Bialik who is also a scheduled 2021 "Jeopardy!" guest host |