Directed by John Ford
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Purchase the 20th Century Fox DVD from Amazon
The Iron Horse is also available in the following DVD collection:
Ford at Fox (massive 25-film collection includes the additional Film Registry titles The Grapes of Wrath [1940/1989], How Green Was My Valley [1941/1990], My Darling Clementine [1946/1991], and Young Mr. Lincoln [1939/2003])