James Callaghan

James Callaghan was a British Labour Party politician who was appointed Chancellor of the Exchequer in October 1964 following the victory of his party, as led by Harold Wilson, in that year's United Kingdom general election. (AUDIO: State of Emergency)

Callaghan later served as the Prime Minister of the United Kingdom from 1976 to 1979 (AUDIO: The Oseidon Adventure), succeeding Shirley Williams. (PROSE: No Future)

He was succeeded by Margaret Thatcher of the Conservative Party. (AUDIO: Rat Trap)

Behind the scenes

 * In the real world, Callaghan succeeded Harold Wilson. Williams was part of his cabinet.