Franklin Engelmann is the chairman of this special edition of the general knowledge contest featuring
The three "Brains" who, between them, have beaten all the other 420 contestants in the 280 "What Do You Know?" contests that have been held since 1953.
Competing for the title "Top Brain" are
Antony Carr
Dr. Reginald Webster
and last week's winner
(Last Thursday's recorded broadcast)