Mix together graham cracker crumbs, Splenda and margarine. Press firmly into 9-inch pie pan. Chill.
Dissolve gelatin in boiling water; chill until partially set.
In a large saucepan, combine marshmallows and milk. Heat and stir until marshmallows are melted. Cool.
Fold whipped topping into marshmallow mixture.
Add LUCKY LEAF Lite Cherry Pie Filling to partially-set gelatin.
Swirl in marshmallow and cream mixture. Pour all into prepared pie pan and chill to set.