A film processing device contains a film feed unit, a film developing unit, a film drying unit, and a film winding unit. The drying unit and the winding unit are integrally structured, and the feed unit, developing unit, and the drying/winding unit are independently arranged in the casing and are independently detachable. The film processing device can be further provided with an upper cover having processing rollers attached thereto, which is vertically movable with respect to the casing so that the rollers are dipped into the developing and washing liquids when the upper cover is lowered.