Sandi Toksvig hosts, as celebs compete in a unique challenge using memory hacks and techniques, to fill up on facts and become experts in diverse subjects in just a matter of weeks. Can it be done?
| Season | From | To | Episodes |
|---|---|---|---|
| All Seasons | |||
| Specials | March 2019 | 1 | |
| Season 1 | July 2021 | August 2021 | 4 |
| Unassigned Episodes | 0 |
| Season | From | To | Episodes |
|---|---|---|---|
| Unassigned Episodes | 5 |
| Season | From | To | Episodes |
|---|---|---|---|
| Season 1 | July 2021 | August 2021 | 4 |
| Unassigned Episodes | 1 |
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