King Vidor Director Gary Cooper Howard Roark Actor Patricia Neal Dominique Francon Actor Raymond Massey Gail Wynand Actor Kent Smith Peter Keating Actor Robert Douglas Ellsworth Toohey Actor Henry Hull Henry Cameron Actor Ray Collins Roger Enright Actor Moroni Olsen Chairman Actor Jerome Cowan Alvah Scarret Actor Paul Harvey Opera businessman (uncredited) Actor Thurston Hall Businessman at party (uncredited) Actor Harry Woods Quarry superintendent (uncredited) Actor Paul Stanton Dean who expels Roark (uncredited) Actor Bob Alden Newsboy (uncredited) Actor Tristram Coffin Toohey's secretary (uncredited) Actor Roy Gordon Vice-President (uncredited) Actor Isabel Withers Secretary (uncredited) Actor Almira Sessions Dominique's housekeeper at quarry (uncredited) Actor Tito Vuolo Pasquale Orsini (uncredited) Actor William Haade Worker (uncredited) Actor Gail Bonney Woman (uncredited) Actor Dorothy Christy Society woman (uncredited) Actor Harlan Warde Young man (uncredited) Actor Jonathan Hale Guy Francon (uncredited) Actor Frank Wilcox Gordon Prescott (uncredited) Actor Douglas Kennedy Reporter (uncredited) Actor Pierre Watkin Cortlandt official (uncredited) Actor Selmer Jackson Cortlandt official (uncredited) Actor John Doucette Gus Webb (uncredited) Actor John Alvin Young intellectual (uncredited) Actor Ayn Rand Writer, Writer Henry Blanke Producer Max Steiner Original Music L. Robert Burks Cinematographer David Weisbart Film Editing Edward Carrere Art Director William L. Kuehl Set Decoration Milo Anderson Costume Design Perc Westmore Makeup Artist Gertrude Wheeler Hair Stylist Eric Stacey Production Manager Richard Maybery Assistant Director