Spencer Tracy

Henry Drummond

Fredric March

Matthew Harrison Brady

Gene Kelly

E.K. Hornbeck

Dick York

Bertram T. Cates

Donna Anderson

Rachel Brown

Harry Morgan

Judge Mel

Claude Akins

Rev. Jeremiah Brown

Elliott Reid

Prosecutor Tom Davenport

Paul Hartman

Bailiff Mort Meeker

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)