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"
The Cage (Star Trek: The Original Series) of the eventual series, but there were numerous differences. The Captain of the starship USS "Enterprise" was not James T. Kirk, but Christopher Pike. Spock was present, but not as First Officer. That role was taken by a character known only as Number One, played by Majel Barrett. Spock's character differs somewhat from that seen in the rest of "Star Trek"; he displays a youthful eagerness that contrasts with the later more reserved and logical Spock. He also delivers the first line in all of "Star Trek": "Check the circuit!" followed by, "Can't be the screen then." The weaponry used