Bake yellow cake mix according to instructions in a 16x9x2-inch pan for 20 minutes. Mix cream cheese with 1/2 cup milk and set aside.
Make vanilla pudding with 2 1/2 cups milk. Add cream cheese to pudding. Beat well and spread over cooled cake.
Sprinkle pineapple over pudding mixture and spread cool whip over pineapple. Sprinkle with coconut, maraschino cherries and chopped walnuts. Keep refrigerated.Servings: