Cranberry Dream Pie

FILLING
Ingredients
8 ounces cream cheese
1/2 cup heavy cream
3/4 cup sugar
1 teaspoon vanilla extract
2 cups (a 16-ounce can) whole berry cranberry sauce
chocolate crust (see below)
CRUST
Ingredients
1-1/2 to 2 cups chocolate cookie crumbs (crushed Oreos work well)
1/4 cup (1/2 stick) butter
2 tablespoons sugar
pinch of salt