Heat oven to 350 degrees Fahrenheit and grease 13x9 inch dish with cooking spray.
Mix together chicken and wing sauce. Spread in the bottom of the baking dish.
Combine potatoes, ranch dressing, cheese, and soup; pour over chicken.
Sprinkle panko bread crumbs over the top of the casserole. Cover with foil and bake 30 minutes.
Uncover. Bake an additional 20 - 25 minutes longer, or until potatoes are tender and chicken is cooked through.