leonard Katzman (born September 2, 1927-died September 5, 1996) wore multiple hats in the production of the original CBS-TV series Dallas; firstly, in addition to serving as a line producer for the first five seasons, then as executive producer for the final nine, Leonard also wrote 55, and directed 71 of the 357 episodes. He was nominated twice for Primetime Emmy Awards his writing for the series, first in 1978, with Philip Capice, then in 1990, with Capica, once again, this time along with Lee Rich, for the "Who Shot J.R.?" episodes. He also served as the executive producer and penned the teleplay for the 1996 CBS-TV movie special Dallas:J.R. Returns.