Henry Drummond
Spencer Tracy
Matthew Harrison Brady
Fredric March
E. K. Hornbeck
Gene Kelly
Mrs. Sarah Brady
Florence Eldridge
Bertram T. Cates
Dick York
Judge Mel
Harry Morgan
Rachel Brown
Donna Anderson
Davenport
Elliott Reed
Rev. Jeremiah Brown
Claude Akins
Prosecutor Tom Davenport
Elliott Reid
Mayor
Philip Coolidge
Bailiff Mort Meeker
Paul Hartman
John Stebbins
Noah Beery Jr.
WGN Chicago Radio Broadcaster
Norman Fell
Howard
Jimmy Boyd
Sillers
Gordon Polk
Mrs. Krebs - Righteous Townswoman
Hope Summers
Dunlap
Ray Teal
Mrs. Stebbins
Renee Godfrey
Fundamentalist Woman
Gail Bonney
Eskimo Pie Vendor in Courtroom
Jack Daly
Dr. John
Lester Dorr
Bollinger
Donald Elson
Courtroom Spectator
Duke Fishman
Threatening Spectator
David Fresco
Dr. Britton's Tonic Spieler with Chimp
Earle Hodgins
Banker
Wendell Holmes
Harry Esterbrook
Harp McGuire
Sam
Robert Osterloh
Courtroom Spectator
Joe Ploski
Courtroom Spectator
'Snub' Pollard
Courtroom Spectator
Bert Stevens
Juror
Hal Taggart
Courtroom Spectator
Harry Tenbrook
Hotel Clerk
Charles Wagenheim