Wagon Train
The Chottsie Gubenheimer Story (8x15)
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Hale finds his old flame Chottsie Gubenheimer (played by John McIntire's real-life wife Jeanette Nolan) working in a gambling house and in an argument with the owner, so he asks her to come with him and join the wagon train. He comes to realize that he's getting more problems than he bargained for.