John Humphrys asks the questions as the hunt continues for the nation's Mastermind. The subjects are champagne, the Manhattan Project, the photographer Tina Modotti and the TV series The Prisoner.
| Title | Episode 4 |
|---|---|
| Genres | Talk |
| Release Date | 2014-09-05 |
| Episode Runtime | 00 Hours 30 Minutes |
| Season Number | 41 |
| Episode Number | 4 |
| Production Companies | Hat Trick Productions, Hindsight Productions |
