In a large bowl, whisk together pudding mix and milk according to package directions.

In another large bowl, beat cream cheese with a mixer at medium speed until smooth, about 2 minutes. Add condensed milk, and beat until combined. Fold pudding into cream cheese mixture, and stir until combined. Gently fold in one-third of whipped cream. Add remaining whipped cream, and fold until completely combined.

Layer sliced bananas in prepared crust, and cover with dulce de leche. (This usually ends up being about three-fourths of the can.) Spread filling on top of pie. Refrigerated until chilled.