While in junior high school, he became interested in science fiction, and years later while reading a copy of 'Astounding Stories' when he was working as an airline pilot, he decided to give it up and become a writer. He moved West and joined the Los Angeles police force to gain experience that would help him toward a writing career in Hollywood. He began selling scripts for television shows such as 'Dragnet' and 'Naked City'. He was head writer on 'Have Gun Will Travel' for two years, winning the 'Writer's Guild Award' for 'Best Script'. He created and produced 'The Lieutenant' followed by 3 years of the 'Star Trek' television series and produced the films 'Pretty Maids All in a Row', the first 'Star Trek' film and was executive consultant on the following two.