Summerfield (1977)
Summerfield is a 1977 Australian film, directed by Ken Hannam, written by Cliff Green (who wrote the screenplay for Picnic At Hanging Rock) and produced by Patricia Lovell (who produced Picnic At Hanging Rock). It stars Nick Tate, Elizabeth Alexander, John Waters, Charles 'Bud' Tingwell, Max Fairchild and Geraldine Turner. Summerfield was filmed on location on Phillip Island in Victoria.
More at Wikipedia.