Preheat oven to 350F and grease a 9x13-inch dish with cooking spray.
In a large bowl, combine the pumpkin pie mix, evaporated milk and 2 eggs.
1 30-ounce can pumpkin pie mix*, 1 12-ounce can evaporated milk, 2 eggs
Pour into dish; set aside.
In another mixing bowl, whisk together the whipped cream cheese, egg and sugar.
8 ounces whipped cream cheese, 1 egg, 1/2 cup sugar
Spoon the cream cheese mixture over the pumpkin filling and swirl with a knife.
Combine the cake mix and melted butter and sprinkle on top in an even layer.
1 box cake mix, 1/2 cup butter
Bake for 50-60 minutes or until the top is golden brown.
Serve warm or refrigerate and enjoy cold with a dollop of whipped topping!