cast
- Greer Garson
- Mary Rafferty
- Gregory Peck
- Paul Scott
- Donald Crisp
- William Scott
- Lionel Barrymore
- Pat Rafferty
- Preston S. Foster
- Jim Brennan
- Dan Duryea
- William Scott, Jr.
- Gladys Cooper
- Clarissa Scott
- Marsha Hunt
- Constance Scott
- Reginald Owen
- McCready
- Jessica Tandy
- Louise Kane
- Barbara Everest
- Delia
- Marshall Thompson
- Ted Scott
- Geraldine Wall
- Kate Shannon
- Evelyn Dockson
- Mrs. Callahan
- John Warburton
- Giles
- Russell Hicks
- Mr. Gaylord
- Arthur Shields
- Callahan
- Dean Stockwell
- Paulie
- Mary Currier
- Mrs. Gaylord
- Anna Q. Nilsson
- Nurse
- Connie Gilchrist
- The Cook
- Joy Harrington
- Stella
- Lumsden Hare
- Dr. McClintock
- Mike Ryan
- Timmie
- Norman Ollestad
- Callahan's Son
- Richard Abbott
- Minister
- Sherlee Collier
- Clarrie
- Willa Pearl Curtis
- Maid
- William O'Leary
- O'Brien
crew
- Tay Garnett
- Director
- Edwin H. Knopf
- Producer
- John Meehan
- Screenwriter
- Marcia Davenport
- Book Author
- Sonya Levien
- Screenwriter
- Joseph Ruttenberg
- Cinematographer
- Herbert Stothart
- Composer (Music Score)
- Blanche Sewell
- Editor
- Cedric Gibbons
- Art Director
- Paul Groesse
- Art Director
- Edwin B. Willis
- Set Designer
- Mildred Griffiths
- Set Designer
- Irene Sharaff
- Costume Designer
- Arnold A. Gillespie
- Special Effects
- Warren Newcombe
- Special Effects
- Jack Dawn
- Makeup
 - Cast and Crew - AllMovie &p[summary]= &p[url]=http%3A%2F%2Fwww.allmovie.com%2Fmovie%2Fthe-valley-of-decision-v115370%2Fcast-crew &p[images][0]=http://cps-static.rovicorp.com/2/Open/Warner%20Brothers%20Distribution/Movies/The%20Valley%20of%20Decision/_derived_jpg_q90_116x177_m0/The%20Valley%20of%20Decision_Poster.jpg?partner=allrovi.com){kind=link}