Remove thawed cinnamon rolls from pan and place on a cutting board. Top rolls with apple pie filling.
Using a sharp knife cut rolls and pie filling into small pieces until well combined. Spray pan with non-stick cooking spray. Place cut up rolls and pie filling back in pan.
For topping: combine sugar and flour. Mix in butter until mixture is crumbly. Sprinkle over rolls and apple pie filling. Bake at 350°F 40-45 minutes.