Blend crumbs with sugar and butter in a bowl. Press over bottom and up sides of lightly buttered springfoam pan. Chill.
Beat cream cheese until smooth. Gradually add sugars, beating to mix well. Beat in eggs one at a time until light and fluffy. Beat in pie spice, cream and pumpkin at low speed. Pour into prepared crust.
Bake in oven at 325 degrees F. for 1-1/2 hours.
Mix butter, brown sugar and walnuts; sprinkle over cheesecake and bake 10 more minutes.
Chill and serve.
Please note that some ingredients and brands may not be available in every store.