Brush with butter. Repeat with another 4 sheets. If using bread crumbs, sprinkle half on bottom layer. Toss apples with sugar, lemon, raisins, cinnamon and remaining bread crumbs. If using flour, toss apples with flour at this point.
Spoon apples into pie shell pressing firmly.
Fold in overlapped ends of filo onto apples. Repeat with one more leaf. Fold in overlap on apples. With remaining leaves, cut into three circles the size of the pie plate. Brush each with butter and gently place on top of apples.