is the bottom the unaltered version comped onto the wood doll? Or did you change settings in ae for that image? That would seem like a really weird alpha result. maybe you could upload what the alpha...

that's odd. what file format are you saving the image? If you're saving jpgs you won't get alpha. I personally save as .iff, but TIFF, TGA, and a whole bunch of other formats carry alpha into AE....

(assuming after effects) If you can't get an alpha pass of it from the render as gubar mentioned, best bet would be to throw a simple combination of a feathered elliptical mask (animated to fill most...