Ann Blyth in a rather surreal Halloween-themed publicity pose from the fertile mind of, probably, Ray Jones at the Universal publicity stills department. Ann's just a teen in this photo, so it may have been one of her earliest during her seven-year contract.
Keeping their stable of talent in the public eye was the main job of the publicity stills department, and in an era of a hundreds of print magazines and newspapers, Hollywood was only too happy to keep them supplied with filler.