Combine walnuts, sugar, jam and cinnamon in medium bowl. On a lightly floured surface, unroll pie crust; spread evenly with cream cheese. Sprinkle walnut mixture on top.
Using a pizza cutter, divide circle into 16 wedges. Starting at curved side of each slice, roll into a crescent shape. Place on prepared baking sheet. Bake 20 to 25 minutes until golden brown.