In this rich study of the Perseus legend, Hartland follows the myth outward into folktale, ritual, superstition, and belief, showing how the rescue of Andromeda and the defeat of Medusa echo through cultures across Europe, Asia, Africa, and beyond. He traces a durable tale pattern in which a lowly or underestimated hero, often a herdsman, youngest son, or servant, wins supernatural aid, defeats a monster guarding water or demanding sacrifice, exposes an impostor, and earns marriage or kingship. Variants from Berber, Celtic, Basque, Norwegian, Bahamian, Brazilian, Odenwald, Transylvanian, Lithuanian, and Shetland tradition reveal recurring motifs of hidden identity, magical tokens, shape-shifting helpers, dragon-slaying, and even the rare feat of destroying a beast from within. Hartland also explores darker and older strata of belief: human sacrifice, petrification, monster lore, and the power of ritual speech. He argues that words themselves were once thought to work as real supernatural forces, whether as curses, charms, or sacred formulas. Bringing myth and legend into relation with religious history, he presents Perseus not as an isolated story but as part of a vast, evolving web of ancient narrative and belief. This edition has been fully restored with modern typesetting, custom cover design.