Leonard McCoy payment for his appearance. In the "" episode "", McCoy mentions he has a daughter, Joanna. Although Chekov's friend Irina in the original series episode "The Way to Eden" was originally written as McCoy's daughter, it was changed before the episode was shot. In the 2009 "Star Trek" film, which takes place in an "alternate, parallel" reality, McCoy and Kirk become friends at Starfleet Academy, which McCoy joins after a divorce that he says "left [him] nothing but [his] bones." This line, improvised by Urban, explains how McCoy earned the nickname "Bones". McCoy later helps get Kirk posted aboard the
Star Trek the Vulcans, who had a violent past but learned to control their emotions. Roddenberry also gave "Star Trek" an anti-war message and depicted the United Federation of Planets as an ideal, optimistic version of the United Nations. His efforts were opposed by the network because of concerns over marketability, e.g., they opposed Roddenberry's insistence that "Enterprise" have a racially diverse crew. The central trio of Kirk, Spock, and McCoy from "Star Trek: The Original Series" was modeled on classical mythological storytelling. William Shatner said: Richard Lutz wrote: In early 1964, Roddenberry presented a brief treatment for a proposed "Star Trek"