Mastermind Series 11 is set to wrap up on April 25.
The BBC Two show will start at 7:30 p.m. GMT.
An official description of the finale has been released.
“Host John Humphrys asks the questions as he welcomes back the six successful contestants to the famous black chair for the grand final of the quiz. The specialist subjects are Scottish lighthouses, the life and works of Richard Wagner, the Italian Front in the First World War, the life and poetry of Philip Larkin, French cinema 1895-1945 and the Salem witch trials. They then each have a chance to demonstrate their general knowledge, before the winner is crowned. Last in the series.”
According to the network, the episode will be both the season and series finale.