Fantasy Island was filmed in Los Angeles & Piru in the United States of America.
Queen Anne Cottage and Coach Barn (L.A. Arboretum)
In movie
Scene where "Ze Plane! Ze Plane!" While most scenes were filmed at a studio, belltower and some outdoor scenes were filmed at Queen Anne Cottage.
Real
Greystone Mansion
In movie
Scene where From episode #414 "The Chateau/White Lightning".
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.
Beverly Hills
Greystone Mansion