The Big Biting Pig Productions movies GoatSucker & Widow were shot back to back.
The house in the movie is Writer & Director PJ Woodside's house. Portions of the house are used in several Big Biting Pig Productions movies, most prominently in The Caretakers.
Widow is Big Biting Pig Productions 3rd movie and the 1st written & directed by PJ Woodside.