Ring of Steel (1941)
Genres: Documentary, Short
Cast: Narrated by, Spencer Tracy
Ring of Steel is a 1942 short documentary film directed by Garson Kanin and narrated by Spencer Tracy. "Dedicated to the American Soldier", the film was released on April 2, 1942, and distributed free to all U.S. theaters. The film was produced by Warner Bros. and the United States Office for Emergency Management.