| Star Trek: The Original Series | |
|---|---|
| Season 1 | |
 DVD and Blu-ray cover | |
| Starring | |
| No. of episodes | 29 |
| Release | |
| Original network | NBC |
| Original release | September 8, 1966 – April 13, 1967 |
| Season chronology | |
The first season of the American science-fiction television series Star Trek, originally created by Gene Roddenberry, premiered on NBC on September 8, 1966, and concluded on April 13, 1967. The season debuted in Canada on CTV two days before the US premiere, on September 6, 1966. It consisted of 29 episodes, which is the highest number of episodes in a season for the original series of Star Trek. It features William Shatner as Captain James T. Kirk, Leonard Nimoy as Spock, and DeForest Kelley as Leonard McCoy.