Its title had become a household phrase referring to the centres of government and power after Snow coined it in his earlier novel, Homecomings.

Corridors of Power is concerned with the attempts of an English MP to influence the country's policy on nuclear weapons in the 1950s.

He is widely attacked for his stand on Britain's position in the thermonuclear arms race; at the same time his extramarital affair leads to potential blackmail.

Lewis Eliot attempts to assist him in covering up the affair as he supports Quaife's stand on the nuclear question.

"[2] In a 1964 review in The New York Times, an anonymous reviewer praised Snow's previous work, but called the novel "the least successful in the series" and summarized; "Somehow the vitality, the narrative drive and the intellectual excitement of Sir Charles's other novels are lacking in this one.