"A politician rises rapidly to fame and fortune and discovers that power corrupts and ultimately becomes the very type of politician he had set out to displace."
Michael Redgrave
as Hamer Radshaw
Rosamund John
as Ann Radshaw
Bernard Miles
as Tom Hannaway
Carla Lehmann
as Lady Lettice
Hugh Burden
as Arnold Ryerson
Marjorie Fielding
as Aunt Lizzie
Seymour Hicks
as Old Buck
Tony Wager
as The Boy Hamer
Brian Weske
as The Boy Ryerson
Gerald Fox
as The Boy Hannaway
Jean Shepeard
as Mrs. Radshaw
Guy Verney
as Grandpa
Percy Walsh
as Suddaby
David Tomlinson
as Lord Liskeard
Charles Wood
as Dai
Milton Rosmer
as Magistrate
Wylie Watson
as Pendleton
Ronald Adam
as Radshaws' Doctor (uncredited)
Honor Blackman
as Emma (uncredited)
Clifford Buckton
as Gamekeeper (uncredited)
Campbell Cotts
as Meeting Chairman (uncredited)
Maurice Denham
as Prison Doctor #2 (uncredited)
Kenneth Griffith
as Wartime Miners' Representative (uncredited)
Roddy Hughes
as Wartime Miners' Spokesman (uncredited)
Vi Kaley
as Old Woman in Election Crowd (uncredited)
Laurence Kitchin
as Radshaws' Secretary (uncredited)
Philip Ray
as Doctor (uncredited)
Gerald Sim
as Reporter (uncredited)
Harry Terry
as Man in Election Crowd (uncredited)
Iris Vandeleur
as Woman Who Opens Front Door (uncredited)
H Victor Weske
Ben Williams
as Radical Orator (uncredited)
Fred Wood
as Unimpressed Welsh Miner (uncredited)
Roy Boulting
Director
Nigel Balchin
Screenplay
Howard Spring
Novel
John Wooldridge
Music
Richard Best
Editor
Günther Krampf
Director of Photography
John Boulting
Producer