Rock Island Trail is a 1950 American Western film directed by Joseph Kane and written by James Edward Grant.

The film stars Forrest Tucker, Adele Mara, Lorna Gray, Bruce Cabot, Chill Wills and Barbra Fuller.

[1][2][3] As the boss of the Rock Island Trail Company a contractor of the US government which builds railroad tracks for the expanding railway Reed Loomis has to enter into rivalry with stagecoach and riverboat companies like the one who is led by Kirby Morrow.

After a sabotage attempt where a riverboat was deliberately driven into the pile of a railroad bridge which was severely damaged, the matter goes on trial.

Finally the Rock Island Trail Company achieves its goals and Loomis marries Constance in a train.