Heat oven to 350°F. Unroll dough on work surface; separate into 8 triangles.
Spread each triangle with 1 teaspoon mustard. Top each with turkey, cheese and bacon, cutting to fit if necessary. Roll up loosely as directed on can. Place on ungreased cookie sheet; curve into crescent shape.
Bake 18 to 20 minutes or until golden brown and cheese is melted.