Knight Rider was filmed in Los Angeles in the United States of America.
Greystone Mansion
In movie
Real
Scene was shot This Los Angeles estate was constructed in 1928 for Edward Doheny, son of an oil tycoon. The property was purchased in 1965 by the city and is now a park and historic place. The grounds are open to the public, and the mansion itself can be toured.
Los Angeles
Greystone Mansion