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