Although Ricardo now wants to pursue an honest life and forget his criminal past, Brunner threatens to harm or kill his sister Lola if he refuses to do the illegal work.

Variety commented about such targeting as part of its own assessment of the production:"Twilight in the Sierras" is a standard Roy Rogers pic slanted at the juve action trade.

...Rogers is as standard as the script, getting a good assist from Dale Evans, as the daughter of the local sheriff; his hoss, Trigger, and the Riders of the Purple Sage vocal group.

Top songs include "It's One Wonderful Day" and "Rootin', Tootin' Cowboy" with Estelita Rodriguez, as a visiting Cuban gal, neatly handling "Pancho's Rancho".

"Roy Rogers", reports Motion Picture Daily, "gives his fans just about everything in this Trucolor Western complete with perfect hero, dastardly villains, much suspense, a mountain lion, and singing cowboys.