House Broken (2010) on Netflix

Plot summary

Freshly retired from the fire department, Tom Cathkart wants the house to himself and his wife, Mary. Their sons Quinn and Elliot are approaching thirty, unemployed, and still living at home, where Mary does everything for them, and the two of them spend their time trying to launch a film company called Cathkart Productions. Tom gets sick of the slacking and decides to force them to fend for themselves. He takes Mary and all the food camping and leaves the boys in a house with no money and no electricity, so that looking after the place, and themselves, falls to them.