www.horrorcornwall.co.uk
Interesting list and comments - but researcher not identified and there's no 'contact' facility.
Horror films made or set in Cornwall
are described in this sequence:
THE PLAGUE OF THE ZOMBIES (1966)
DOOMWATCH (1972)
DRACULA (1978)
CRUCIBLE OF TERROR (1971)
BEHEMOTH THE SEA MONSTER (1959)
A DISTANT SCREAM (TV, 1986)
THE RETURN OF SHERLOCK HOLMES: THE DEVIL'S FOOT (TV, 1986)
REBECCA (1940)
THE OMEN III: FINAL CONFLICT (1981)
THE UNINVITED (1943)
DOCTOR WHO AND THE SMUGGLERS (1943)? correct date of missing film 1966
STRAW DOGS (1971)
CLASH OF THE TITANS (1981)
RANDALL & HOPKIRK (deceased): O HAPPY ISLE (TV, 2002)
A PLACE TO DIE (TV, 1973)
THE GHOST TRAIN (1941)
THE HAUNTERS OF THE DEEP (CCF, 1985)
DOCTOR WHO BATTLEFIELD (TV, 1989)
THE NIGHTMARE MAN (TV, 1981)
THE REPTILE (1966)