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.
演员: James Stewart
/ Wendell Corey
/ Carl Benton Reid
/ Paul Stewart
/ Rhys Williams
/ Fay Roope
/ Ralph Dumke
/ Leif Erickson
/ Henry Corden
/ Stuart Randall
/ Lovyss Bradley
/ Frank Richards
