The Man From Utah

The Man from Utah is a 1934 pre-Code Monogram Western film starring John Wayne, Polly Ann Young and the stuntman/actor Yakima Canutt. It was written by Lindsley Parsons and directed by Robert N. Bradbury. Wayne has a singing cowboy scene in the film, wherein his voice is dubbed.

In a horse-riding rodeo contest bad guys want John Weston to lose. When he doesn't go along they add some insurance: a poisoned needle just under his saddle.