"In a Welsh coal mining valley, a young man with a beautiful singing voice is called upon to make the ultimate sacrifice when a pit disaster threatens."
Paul Robeson
as David Goliath
Rachel Thomas
as Mrs. Parry
Edward Chapman
as Dick Parry
Simon Lack
as Emlyn Parry
Dilys Thomas
as Dilys Parry
Edward Rigby
as Bert
Janet Johnson
as Gwen Owen
Dilys Davies
as Mrs. Owen
Clifford Evans
as Seth Jones
Allan Jeayes
as Mr. Trevor
George Merritt
as Mr. Lewis
Edward Lexy
as Commissionaire
John Glyn-Jones
as Mr. Howes - Collector
Noel Howlett
as Company Clerk
Ben Williams
as Will Morgan
Charles Williams
as Evans
Ronald Ward
as Sir John
Roddy Hughes
as Lloyd - Miner
Harry Terry
as Miner
Mike Johnson
as Cage Operator
Edward Keyes
as Minor Role
Leslie Phillips
Grant Sutherland
Babette Washington
Jack Jones
as Thomas
Pen Tennyson
Director
Alfredda Brilliant
Story
Herbert Marshall
Screenplay
Glen MacWilliams
Cinematography
Jeff Seaholme
Camera Operator
Roy Kellino
Frederick James
Production Manager
Stephen Dalby
Sound Recordist
Wilfrid Newton
Still Photographer
Louis Golding
Sergei Nolbandov
Associate Producer
Wilfred Shingleton
Art Direction
L. C. Rudkin
Assistant Director
Michael Balcon
Producer
Ray Pitt
Editor
Heinrich Heitfeld
Makeup Artist