Character mistake: After Maverick gives the "actors" their hundred dollars, he says "News travels fast in the Old West." Why would he refer to the west as "old" when, for him, it's the present? This is an expression that didn't come about till later on, when the west BECAME old.
Upvote valid corrections to help move entries into the corrections section.
Suggested correction: This was a joke, since it's a comedy movie.