a housing;

a plurality of physical symbol-bearing reels mounted in the housing; and

a display arrangement positioned in front of the reels and interchangeable in the same housing between at least two of the following:

(i) a display panel without an interior cavity, the display panel having first windows aligned with respective ones of the physical symbol-bearing reels to permit viewing of the physical symbol-bearing reels through the first windows,

(ii) a light-guiding panel having an illuminated interior defined by opposing front and rear surfaces, the light-guiding panel having second windows aligned with respective ones of the physical symbol-bearing reels to permit viewing of the symbol-bearing reels through the second windows, the light-guiding panel including an outer edge to receive light from a peripheral light source and transmit the light through the interior, and

(iii) a transmissive video display, the transmissive video display having third windows aligned with respective ones of the physical symbol-bearing reels to permit viewing of the symbol-bearing reels through the third windows, the transmissive video display configured to provide video images having levels of transmissivity varying between transparent and opaque;

whereby any of the display arrangements can be used with the physical symbol-bearing reels.