Where was Let Me Make You a Martyr filmed?
2016 film by John Swab and Corey Asraf
Let Me Make You a Martyr (2015) was filmed in Tulsa, Claremore and Sand Springs, 3 places named in its Wikipedia article's Production section, in the United States. Wikidata records no filming location for it at all, so the article is the only recorded source. Each place says where its claim comes from.
Places per Wikipedia's Production section
Wikipedia’s Production section names 3 places. Each links to the sentence that says so.

