Gary Cooper

Howard Roark

Patricia Neal

Dominique Francon

Raymond Massey

Gail Wynand

Kent Smith

Peter Keating

Robert Douglas

Elsworth Toohey

Henry Hull

Henry Cameron

Ray Collins

Roger Enright

Moroni Olsen

Chairman

Jerome Cowan

Alvah Scarret

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)

Tristram 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)