Unhinged was filmed in the United States of America.
Gas Station
In movie
Scene where Rachel is at a gas station when she notices that the man in the car is following her. Then things start to go wrong.
Real
Scene was shot at a Chevron gas station in New Orleans. The gas station simply had to play the role of one unremarkable gas station in the country than the current one was 100% suitable.
New Orleans
Franny's Place Family
In movie
Scene where Rachel finds out that Andy is at the restaurant with the man that is following her. She tries to warn him.
Real
Scene was shot at Rancho cantina, a Mexican cuisine restaurant in the northwest part of New Orleans.
Kenner