Although Gwangi had been an allosaurus in Obie's version, I decided to make him more of a tyrannosaurus, and so I used elements from both species to … - Ray Harryhausen

We don't deliberately desire to scare anybody - we design our creatures to fit in harmony with the story and, of course, our forte is the grotesque. That's why our films were classified so many times as horror films, which they weren't. I would call a war film a horror film because in those you see guts split and people being slaughtered, but our films deal with fantasy and are more theatrical than realistic.

Greek and Roman mythology had never been a favourite subject of mine at school, but as I grew older I began to appreciate the legends and realize that they contained a vivid world of adventure with wonderful heroes, villains and, most importantly, lots of fantastic creatures.

Clash was destined to be my last hero picture, and looking back, the decision to end my career at that point was absolutely right. With all the problems involved in production, and the knowledge that I was losing precious control of solo animation, I was forced to concede that it was time to stand aside for others and their new technology to take over.