The song Alayna sings in the bath tub is "You Are My Sunshine" by Elizabeth Mitchell.
The dream sequence was filmed at Chatsworth North Park the infamous mountain which Charles Manson hid for months. The caves are still there.
Sound design was done by Primetime Emmy winner Justin Lebens.
Based on the true story of the Marston family. "The Tragedy in South Dedham, Massachusettes"