What is "the kingmaker"

n. English statesman; during the War of the Roses he fought first for the house of York and secured the throne for Edward IV and then changed sides to fight for the house of Lancaster and secured the throne for Henry VI (1428-1471) [syn: Warwick, Earl of Warwick, Richard Neville]

The Kingmaker is a Big Finish Productions audio drama based on the long-running British science fiction television series Doctor Who. The drama was written by Nev Fountain, who is best known for his work on the BBC radio and television comedy series Dead Ringers, and guest stars Jon Culshaw, who in that series is known for his impression of Tom Baker as the Fourth Doctor.

The Doctor travels to the year 1485, to investigate the mystery of the Princes in the Tower, in order to fulfil a contract to write a series of children's books. Is there another time traveller on the loose? And just why is there a robot in the TARDIS?

"The Kingmaker" is the twentieth episode of the first season of the American crime drama The Blacklist. The episode premiered in the United States on NBC on April 28, 2014.