Bake pie shell per package directions. Cool completely before filling.
To prepare the filling: Using an electric mixer, whip together both envelopes of whipped topping mix with 1 cup of half and half for 3 minutes or until stiff peaks form.
Add both packages of instant pudding, 1 3/4 cups of half and half and 2 tsp vanilla extract. Whip for another 2-3 minutes until thickened.
Add the whipped cream cheese and whip for another 1-2 minutes until light and fluffy and fully combined.
Spread half of the filling in the bottom of the pie shell. Slice one banana and arrange on top pressing into the filling. Cover the bananas with the remaining filling.
Cover and chill completely for at least 4 hours.
Just before serving, arrange the remaining sliced bananas on top and cover with whipped topping. Slice and serve immediately.
Notes
One 2.5 oz box of Dream Whip contains 2 packages Use both for the filling.