Medialoot - Double Exposure Photoshop Action
This double exposure effect action for Photoshop has 30 different modes and allows for easy adjustments of Contrast, Curves (used for fading), Saturation and more. You can even adjust the 'foreground' image, or replace the 'fill' image as many times as you want because it is a Smart object. This action works best with foreground images with a white background; but can also be used also with any kind of image.