Answer
James Cameron is one of the most successful and prominent filmmakers in the world, and has cited Harryhausen as an influence. Cameron has said that he was inspired by Harryhausen's work on films such as The Beast from 20,000 Fathoms and Jason and the Argonauts, and that he used Harryhausen's techniques as inspiration for his own films, such as Aliens and Terminator 2.