The Houses October Built was produced by the same producer who also created the 2010 film written by whom?
The Houses October Built:  It was produced by Zack Andrews (who also starred) and Steven Schneider, whose hits include "Paranormal Activity", "Insidious", "The Devil Inside" and M. Night Shyamalan's "The Visit" and "Split". Insidious (film): Insidious is a 2010 American-Canadian supernatural horror film directed by James Wan, written by Leigh Whannell, and starring Patrick Wilson, Rose Byrne and Barbara Hershey.
Leigh Whannell