Line a 13 x 9-inch baking pan with foil; coat foil with cooking spray. Set aside.
Melt peanut butter in a large saucepan over medium heat. Add honey; stir well. Add marshmallows; cook until marshmallows melt, stirring constantly. Remove from heat; stir in cereals and remaining ingredients.
Press cereal mixture in bottom of prepared pan. Cool 1 hour in pan on a wire rack.