Spencer Tracy
Henry Drummond
Fredric March
Matthew Harrison Brady
Dick York
Bertram T. Cates
Donna Anderson
Rachel Brown
Claude Akins
Rev. Jeremiah Brown
Elliott Reid
Prosecutor Tom Davenport
Paul Hartman
Bailiff Mort Meeker
Philip Coolidge
Mayor Jason Carter
Noah Beery Jr.
John Stebbins
Norman Fell
WGN Radio Technician
Gordon Polk
George Sillers
Hope Summers
Mrs. Krebs - Righteous Townswoman
Renee Godfrey
Mrs. Stebbins
Florence Eldridge
Sarah Brady
John Alban
Courtroom Spectator (uncredited)
Leon Alton
Townsman (uncredited)
Don Ames
Courtroom Spectator (uncredited)
Don Anderson
Courtroom Reporter (uncredited)
Eddie Baker
Courtroom Reporter (uncredited)
Frank Baker
Townsman (uncredited)
John Barton
Townsman (uncredited)
Brandon Beach
Townsman (uncredited)
Gail Bonney
Fundamentalist Woman (uncredited)
Chet Brandenburg
Courtroom Spectator (uncredited)
Brad Brown
Courtroom Photographer (uncredited)
Buck Bucko
Townsman (uncredited)
George Calliga
Courtroom Spectator (uncredited)
Dick Cherney
Townsman (uncredited)
Oliver Cross
Courtroom Reporter (uncredited)
Jack Daly
Eskimo Pie Vendor in Courtroom (uncredited)
Jack Deery
Townsman (uncredited)
Lester Dorr
Dr. John (uncredited)
George Dunn
Banker / Critic at Town Meeting (uncredited)
Donald Elson
Bollinger (uncredited)
Adolph Faylauer
Courtroom Reporter (uncredited)
Duke Fishman
Courtroom Spectator (uncredited)
Raoul Freeman
Courtroom Spectator (uncredited)
David Fresco
Threatening Spectator (uncredited)
Kay Garrett
Courtroom Spectator (uncredited)
Richard George
Young Farmer Carrying Burning Effigy (uncredited)
Helen Gereghty
Courtroom Spectator (uncredited)
Joseph Glick
Courtroom Spectator (uncredited)
James Gonzalez
Scientist (uncredited)
Signe Hack
Townswoman (uncredited)
Stuart Hall
Dr. Amos Keller (uncredited)
Joseph Hamilton
Man Yelling at Brady Welcome (uncredited)
Sam Harris
Townsman (uncredited)
Earle Hodgins
Dr. Britton's Tonic Spieler with Chimp (uncredited)
Tex Holden
Townsman (uncredited)
Wendell Holmes
Banker - Critic at City Meeting (uncredited)
Shep Houghton
Townsman (uncredited)
Colin Kenny
Courtroom Spectator (uncredited)
Johnny Kern
Courtroom Spectator (uncredited)
Perk Lazelle
Townsman (uncredited)
King Lockwood
Courtroom Spectator (uncredited)
Hank Mann
Townsman (uncredited)
Sandee Marriott
Courtroom Spectator (uncredited)
Thomas Martin
Reporter in Courtroom (uncredited)
Harp McGuire
Harry Esterbrook (uncredited)
Frank Mills
Courtroom Spectator (uncredited)
Hans Moebus
Townsman (uncredited)
Robert Osterloh
Sam - Deputy Arresting Cates (uncredited)
Stephen Paylow
Courtroom Spectator (uncredited)
Bob Perry
Courtroom Reporter (uncredited)
Joe Ploski
Courtroom Spectator (uncredited)
Harry 'Snub' Pollard
Townsman (uncredited)
Paul Power
Courtroom Spectator (uncredited)
Waclaw Rekwart
Courtroom Reporter (uncredited)
John Rice
Townsman (uncredited)
Addison Richards
Townsman (uncredited)
Leoda Richards
Woman Diner (uncredited)
Robert Robinson
Townsman (uncredited)
Scott Seaton
Courtroom Spectator (uncredited)
Leslie Sketchley
Bailiff (uncredited)
Stephen Soldi
Courtroom Reporter (uncredited)
Rudy Sooter
Courtroom Reporter (uncredited)
Bert Stevens
Courtroom Spectator (uncredited)
Hal Taggart
Juror (uncredited)
Harry Tenbrook
Courtroom Spectator (uncredited)
George Tracy
Courtroom Spectator (uncredited)
Charles Wagenheim
Hotel Clerk (uncredited)
Justice Watson
Hillsboro Salesman (uncredited)
Will Wright
Bible Salesman (uncredited)