A pioneering British director and special effects artist, he is best known for his work on children's television, notably co-creating and directing the beloved series "Thomas & Friends." His career began with model animation, contributing to iconic series like "Thunderbirds" and "Captain Scarlet." With a keen eye for detail, he mastered the use of miniature models and stop-motion techniques. His innovative storytelling and technical skills left a lasting impact on the genre of children's programming.