In a large bowl, combine flour and sugar. Cut in butter until crumbly. Reserve 3/4 cup crumb mixture. Add the baking powder, baking soda and salt to remaining crumb mixture. Stir in the egg, sour cream and almond extract until blended. Press onto the bottom and 1 in. up the sides of an un-greased 9-in. springform pan with removable bottom.
For filling, in the bowl of a stand mixer, beat cream cheese and sugar for 1 minute. (you can use a hand mixer as well) Add egg; beat just until combined. Spread over crust. Carefully top with pie filling. Sprinkle with almonds and reserved crumb mixture.
Bake at 350° for 50-60 minutes or until center is set. Cool on a wire rack. Carefully run a knife around edge of pan to loosen; remove sides of pan. Store in the refrigerator.