A display device for a gaming machine according to an embodiment of the present invention includes: a display panel configured to display images for a game; a shutter assembly configured to cover and uncover the display panel at least in part, the shutter assembly including a first sliding door configured to move along a first guide and a second sliding door configured to move along a second guide; and a driving unit configured to drive the first sliding door, wherein at least one of the first sliding door and the second sliding door includes a catching member configured to catch another of the first sliding door and the second sliding door such that the second sliding door follows movement of the first sliding door.