Where was The Whisperer in Darkness filmed?

2011 film directed by Sean Branney

The Whisperer in Darkness (2011) was filmed in Mount Holyoke College and Pasadena City College, 2 places named in its Wikipedia article, 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.

See them on the map → Wikipedia Source data

Places per Wikipedia's article

The Wikipedia article names 2 places. Each links to the sentence that says so.