Having worked his wayward magic with both Roman and Arabian mythology in Vulcan Son of Jupiter, The Seven Tasks of Ali Baba and Sinbad and the Seven Saracens, director Emimmo Salvi obviously felt the need to explore new ground with his next peplum, Treasure of the Petrified Forest. So he turned to the ancient Eddas, the tales of Norse Gods and heroes that had been handed down from Viking times, and had also proved inspiration for both The Lord of the Rings and Wagner’s Ring Cycle.