Star Trek: The Animated Series were added to the cast—claiming that Sulu and Uhura were of importance as they were proof of the ethnic diversity of the 23rd century and should not be recast. Nimoy also took this stand as a matter of principle, as he knew of the financial troubles many of his "Star Trek" co-stars were facing after cancellation of the series. Koenig was not forgotten, and later wrote an episode for the series, becoming the first "Star Trek" actor to write a "Star Trek" story. Koenig wrote "The Infinite Vulcan", which had plot elements from the original "Star Trek" episode "Space Seed"
Metamorphosis (Star Trek: The Original Series) Metamorphosis (Star Trek: The Original Series) "Metamorphosis" is the ninth episode of the of the American science fiction television series "". Written by Gene L. Coon and directed by Ralph Senensky, it was first broadcast on November 10, 1967. In the episode, a shuttle crew from the USS "Enterprise" encounters a man out of history and his mysterious alien companion. Federation Commissioner Nancy Hedford is being ferried by shuttlecraft to the "Enterprise", to be treated for Sukaro's disease, a potentially fatal condition, before resuming a peacemaking mission. A glowing energy field appears in the shuttlecraft's path, and pulls it down