Gemmell's early life was marked by a passion for history, mythology, and literature. Growing up, he was fascinated by the stories of ancient Greece and Rome, as well as the legends of King Arthur and the Knights of the Round Table. His love for fantasy and adventure was further fueled by authors like J.R.R. Tolkien, Robert E. Howard, and Fritz Leiber. These influences would later shape his writing style and inspire some of his most iconic works.