Joe Sawyer
as Bookkeeper
Ward Bond
as Friendly policeman in Bakersfield
Frank Faylen
as Tim Wallace, camp commiteeman
Paul Guilfoyle
as Floyd, agitator
Charley Grapewin
as Grandpa
Charles Middleton
as Leader
Jane Darwell
as Ma Joad
Henry Fonda
as Tom Joad
John Carradine
as Casy
Darryl Hickman
as Winfield Joad
Dorris Bowdon
as Rosasharn
Russell Simpson
as Pa Joad
O.Z. Whitehead
as Al
John Qualen
as Muley
Eddie Quillan
as Connie
Zeffie Tilbury
as Grandma
Frank Sully
as Noah
Frank Darien
as Uncle John Joad
Shirley Mills
as Ruthie Joad
Grant Mitchell
as Manager of government camp
Harry Tyler
as Bert, diner cook
John Arledge
as Davis, bulldozer driver
Hollis Jewell
as Muley's son
Charles Brown
as Wilkie, boy lookout at dance
Roger Imhof
as Mr. Thomas, ditch employer