Currently, this film does appear to have a copyright holder, but that copyright holder seems to have fallen off the face of the earth. Nobody seems to know how to contact them in regards to negotiating rights to put this film out on DVD.
Prof. Tony Farms, Kobras, Vadinho, and Jane Dobson
What is the plot of The Pumaman?
Thousands of years ago, aliens visited Earth and fathered the Pumaman, a man-god with supernatural powers entrusted by a gold mask with the ability to control people's minds, which in present-day London, falls upon the wrong hands.