- Bob Alden - Newsboy (uncredited)
- John Alvin - Young Intellectual (uncredited)
- Morris Ankrum - Prosecutor (uncredited)
- Lois Austin - Female Party Guest (uncredited)
- Griff Barnett - Judge (uncredited)
- Monte Blue - Gas Station Executive (uncredited)
- Gail Bonney - Woman (uncredited)
- Ralph Brooks - Courtroom Spectator (uncredited)
- Glen Cavender - Pedestrian Onlooker (uncredited)
- Dorothy Christy - Society Woman (uncredited)
- Tris Coffin - Toohey's Secretary (uncredited)
- Tom Coleman - Court Clerk (uncredited)
- G. Pat Collins - Jury Foreman (uncredited)
- James Conaty - Party Guest (uncredited)
- Bill Dagwell - Banner Shipping Clerk (uncredited)
- Ann Doran - Wynand's Secretary (uncredited)
- Lester Dorr - Minor Role (uncredited)
- John Doucette - Gus Webb (uncredited)
- Jay Eaton - Party Guest (uncredited)
- Estelle Etterre - Woman at Enright party (uncredited)
- Charles Evans - Banner Board Member (uncredited)
- Raoul Freeman - Juror (uncredited)
- Roy Gordon - Vice-President (uncredited)
- William Haade - Worker (uncredited)
- Creighton Hale - Court Clerk (uncredited)
- Jonathan Hale - Guy Francon (uncredited)
- Thurston Hall - Businessman at Party (uncredited)
- Sam Harris - Board Member / Courtroom Spectator (uncredited)
- Paul Harvey - Opera Businessman (uncredited)
- Henry Hebert - Juror (uncredited)
- Russell Hicks - Banner Board Member (uncredited)
- Bert Howard - Board Member (uncredited)
- Selmer Jackson - Cortlandt Official (uncredited)
- Fred Kelsey - Old Watchman (uncredited)
- Douglas Kennedy - Reporter (uncredited)
- Raymond Largay - Director (uncredited)
- Philo McCullough - Bailiff (uncredited)
- Harold Miller - Party Guest (uncredited)
- Boyd 'Red' Morgan - Jury Member (uncredited)
- Jack Mower - Construction Foreman (uncredited)
- Paul Newlan - Policeman (uncredited)
- Albert Petit - Board Member (uncredited)
- Lee Phelps - Juror (uncredited)
- Bob Reeves - Juror (uncredited)
- Almira Sessions - Dominique's Housekeeper at Quarry (uncredited)
- George Sherwood - Policeman (uncredited)
- Paul Stanton - Dean Who Expels Roark (uncredited)
- Larry Steers - Party Guest (uncredited)
- Ruthelma Stevens - Roark's Secretary (uncredited)
- Charles Trowbridge - Director (uncredited)
- Tito Vuolo - Pasquale Orsini (uncredited)
- Geraldine Wall - Woman (uncredited)
- Harlan Warde - Young Man (uncredited)
- Pierre Watkin - Cortlandt Official (uncredited)
- Leo White - Pedestrian Onlooker (uncredited)
- Josephine Whittell - Hostess (uncredited)
- Frank Wilcox - Gordon Prescott (uncredited)
- Isabel Withers - Secretary (uncredited)
- Harry Woods - Quarry Superintendent (uncredited)
- John Alban - Courtroom Spectator (uncredited)
- George Blagoi - Rally Spectator (uncredited)
- James Carlisle - Party Guest (uncredited)
- Charles Fogel - Courtroom Spectator (uncredited)
- Herschel Graham - Reporter (uncredited)
- King Vidor
- Ayn Rand
- Ayn Rand
-
Henry Blanke
- Max Steiner
Gary Cooper interpreta a Howard Roark en la película.
Patricia Neal interpreta a Dominique Francon en la película.
Raymond Massey hace el papel de Gail Wynand.
Kent Smith hace el papel de Peter Keating.
Robert Douglas hace el papel de Elsworth Toohey.
Henry Hull interpreta a Henry Cameron en la película.
Ray Collins interpreta a Roger Enright en la película.
Moroni Olsen hace el papel de Chairman.
Jerome Cowan interpreta a Alvah Scarret en la película.
Bob Alden hace el papel de Newsboy (uncredited).
John Alvin interpreta a Young Intellectual (uncredited) en la película.
Morris Ankrum hace el papel de Prosecutor (uncredited).
Lois Austin interpreta a Female Party Guest (uncredited) en la película.
Griff Barnett interpreta a Judge (uncredited) en la película.
Monte Blue hace el papel de Gas Station Executive (uncredited).
Gail Bonney hace el papel de Woman (uncredited).
Ralph Brooks interpreta a Courtroom Spectator (uncredited) en la película.
Glen Cavender interpreta a Pedestrian Onlooker (uncredited) en la película.
Dorothy Christy interpreta a Society Woman (uncredited) en la película.
Tris Coffin hace el papel de Toohey's Secretary (uncredited).
Tom Coleman interpreta a Court Clerk (uncredited) en la película.
G. Pat Collins hace el papel de Jury Foreman (uncredited).
James Conaty hace el papel de Party Guest (uncredited).
Bill Dagwell hace el papel de Banner Shipping Clerk (uncredited).
Ann Doran interpreta a Wynand's Secretary (uncredited) en la película.
Lester Dorr interpreta a Minor Role (uncredited) en la película.
John Doucette hace el papel de Gus Webb (uncredited).
Jay Eaton interpreta a Party Guest (uncredited) en la película.
Estelle Etterre hace el papel de Woman at Enright party (uncredited).
Charles Evans interpreta a Banner Board Member (uncredited) en la película.
Raoul Freeman hace el papel de Juror (uncredited).
Roy Gordon hace el papel de Vice-President (uncredited).
William Haade interpreta a Worker (uncredited) en la película.
Creighton Hale interpreta a Court Clerk (uncredited) en la película.
Jonathan Hale interpreta a Guy Francon (uncredited) en la película.
Thurston Hall interpreta a Businessman at Party (uncredited) en la película.
Sam Harris interpreta a Board Member / Courtroom Spectator (uncredited) en la película.
Paul Harvey interpreta a Opera Businessman (uncredited) en la película.
Henry Hebert interpreta a Juror (uncredited) en la película.
Russell Hicks interpreta a Banner Board Member (uncredited) en la película.
Bert Howard interpreta a Board Member (uncredited) en la película.
Selmer Jackson hace el papel de Cortlandt Official (uncredited).
Fred Kelsey interpreta a Old Watchman (uncredited) en la película.
Douglas Kennedy hace el papel de Reporter (uncredited).
Raymond Largay interpreta a Director (uncredited) en la película.
Philo McCullough hace el papel de Bailiff (uncredited).
Harold Miller hace el papel de Party Guest (uncredited).
Boyd 'Red' Morgan interpreta a Jury Member (uncredited) en la película.
Jack Mower hace el papel de Construction Foreman (uncredited).
Paul Newlan hace el papel de Policeman (uncredited).
Albert Petit interpreta a Board Member (uncredited) en la película.
Lee Phelps hace el papel de Juror (uncredited).
Bob Reeves interpreta a Juror (uncredited) en la película.
Almira Sessions interpreta a Dominique's Housekeeper at Quarry (uncredited) en la película.
George Sherwood interpreta a Policeman (uncredited) en la película.
Paul Stanton interpreta a Dean Who Expels Roark (uncredited) en la película.
Larry Steers interpreta a Party Guest (uncredited) en la película.
Ruthelma Stevens interpreta a Roark's Secretary (uncredited) en la película.
Charles Trowbridge interpreta a Director (uncredited) en la película.
Tito Vuolo interpreta a Pasquale Orsini (uncredited) en la película.
Geraldine Wall hace el papel de Woman (uncredited).
Harlan Warde interpreta a Young Man (uncredited) en la película.
Pierre Watkin interpreta a Cortlandt Official (uncredited) en la película.
Leo White hace el papel de Pedestrian Onlooker (uncredited).
Josephine Whittell interpreta a Hostess (uncredited) en la película.
Frank Wilcox interpreta a Gordon Prescott (uncredited) en la película.
Isabel Withers interpreta a Secretary (uncredited) en la película.
Harry Woods hace el papel de Quarry Superintendent (uncredited).
John Alban interpreta a Courtroom Spectator (uncredited) en la película.
George Blagoi interpreta a Rally Spectator (uncredited) en la película.
James Carlisle hace el papel de Party Guest (uncredited).
Charles Fogel interpreta a Courtroom Spectator (uncredited) en la película.
Herschel Graham interpreta a Reporter (uncredited) en la película.
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