(written from a Production point of view)
John Meredyth Lucas (1 May 1919 – 19 October 2002; age 83) was a director, writer and producer. He produced the second season of Star Trek: The Original Series from "Journey to Babel" to "The Omega Glory". Lucas was born into a Hollywood family, being the son of actor Wilfred Lucas and screenwriter Bess Meredyth. His parents divorced when he was 8 years old, and two years later director Michael Curtiz married his mother and adopted John. Curtiz got Lucas his first job in the film industry.
Prior to Star Trek, Lucas had been the producer of Ben Casey and The Fugitive, two of the most popular television programs of the 1960s. Later, he served as producer, writer and director on many television series, including Insight and The Six Million Dollar Man (produced by Harve Bennett).
Star Trek: The Original Series credits