- Warren William
- Perry Mason
- Mary Astor
- Bessie Foley
- Allen Jenkins
- Sgt. Holcomb
- Grant Mitchell
- Claude Drumm
- Helen Trenholme
- Della Street
- Helen Lowell
- Elizabeth Walker
- Dorothy Tree
- Lucy Benton
- Gordon Westcott
- Arthur Cartwright
- Harry Tyler
- Sam Martin - Taxi Driver
- Arthur Aylesworth
- Sheriff Bill Pemberton
- Russell Hicks
- Clinton Foley
- Frank Reicher
- Dr. Carl Cooper
- Addison Richards
- Judge Markham
- James P. Burtis
- George Dobbs
- Eddie Shubert
- Ed Wheeler
- Harry Seymour
- David Clark
- Stanley Blystone
- Juror
- Don Brodie
- Reporter in Courtroom
- Joseph Crehan
- Capt. Kelly
- Bill Elliott
- Reporter in Courtroom
- Frank Fanning
- Detective Driving Police Car
- Jonathan Hale
- Courtroom Spectator
- Eddie Hart
- Deputy
- Milton Kibbee
- Detective
- Lightning
- Prince
- Henry Otho
- Bailiff
- Joe Sawyer
- Carl Trask
- Charles Sherlock
- Reporter with Camera in Courtroom
- Monte Vandergrift
- Detective
- Jack Wise
- Telegram Clerk
