After retouching this portrait of Anne, which is primarily lit from the side, I discovered a preset from Flypaper Textures for Nik Color Effex Pro 4 called Fly Iris. Here is the original image:
This preset uses the Cross Processing, Darken/Lighten Center, and Film Efex: Vintage filters. Here is the same image with the preset applied without any customizing:
I really like this look, and will be trying it again for sure!