Unroll dough and press into 13x9-inch rectangle on ungreased cookie sheet; (if using crescent rolls, press perforations to seal).
Layer ham, salami, roasted peppers and cheese down center of rectangle. Fold short and long sides of dough over filling; pinch edges to seal. Place seam side down on cookie sheet.
Bake at 375°F 14 to 18 minutes.