David Marshall Williams is sent to a prison farm where he works in the tool shop and eventually develops the precursor of the famous M-1 Carbine automatic rifle used in World War II.
as Marsh Williams
as Maggie Williams
as Capt. H.T. Peoples
as Claude Williams
as 'Dutch' Kruger
as Mobley
as Redwick Karson
as Lionel Daniels
as Leon Williams
as Sam Markley
as District Attorney
as Andrew White
as Feder
as Bill Stockton
as Sheriff
as Tom Vennar
as Jesse Rimmer
as David Williams (as Bobby Hyatt)
as Mary Eloise Williams (uncredited)
as Truex
