斯宾塞·屈塞

Spencer Tracy

饰：Henry Drummond

弗雷德里克·马奇

Fredric March

饰：Matthew Harrison Brady

吉恩·凯利

Gene Kelly

饰：E. K. Hornbeck

克劳德·艾金斯

Claude Akins

饰：Rev. Jeremiah Brown

哈里·摩根

Harry Morgan

饰：Judge Mel

迪克·约克

Dick York

饰：Bertram T. Cates

Donna Anderson

饰：Rachel Brown

埃利奥特·里德

Elliott Reid

饰：Prosecutor Tom Davenport

保罗·哈特曼

Paul Hartman

饰：Deputy Horace Meeker (bailiff)

菲利普·柯立芝

Philip Coolidge

饰：Mayor Jason Carter

Jimmy Boyd

饰：Howard (biology student)

小诺亚·比瑞

Noah Beery Jr.

饰：John Stebbins

诺曼·费尔

Norman Fell

饰：WGN Chicago Radio Broadcaster

Gordon Polk

饰：George Sillers (juror accepted)

霍普·萨默斯

Hope Summers

饰：Mrs. Krebs (righteous townswoman)

雷·蒂尔

Ray Teal

饰：Jessie H. Dunlap (farmer,juror excused)

蕾妮·戈弗雷

Renee Godfrey

饰：Mrs. Stebbins

弗萝伦丝·艾尔德里吉

Florence Eldridge

饰：Mrs. Sarah Brady

Jack Daly

饰：Eskimo Pie Vendor in Courtroom (uncredited)

理查德·迪肯

Richard Deacon

饰：Juror or court gallery (uncredited)

乔治·邓恩

George Dunn

饰：Banker (critic at city meeting) (uncredited)

唐纳德·埃尔森

Donald Elson

饰：Bollinger (uncredited)

山姆·哈里斯

Sam Harris

饰：Courtroom Extra (uncredited)

Earle Hodgins

饰：Dr. Britton's Tonic Spieler with Chimp (uncredited)

Wendell Holmes

Wendell Holmes

饰：Undetermined Role (uncredited)

弗兰克·米尔斯

Frank Mills

饰：Courtroom Extra (uncredited)

Robert Osterloh

Robert Osterloh

饰：Sam (deputy who arrests Cates) (uncredited)

鲍勃·佩里

Bob Perry

饰：Courtroom Reporter (uncredited)

'Snub' Pollard

'Snub' Pollard

饰：Courtroom Extra (uncredited)

艾迪生·理查兹

Addison Richards

饰：Reporter at the dinner table (uncredited)

哈利·坦布鲁克

Harry Tenbrook

饰：Courtroom Extra (uncredited)

查尔斯·瓦根海姆

Charles Wagenheim

饰：Hotel Clerk (uncredited)

威尔·赖特

Will Wright

饰：Bible salesman (uncredited)

Lester Dorr

饰：Doctor John (uncredited)