10 Moments That Almost Killed Star Trek
9. Near Cancellation After Season 2
Throughout its first season, Star Trek's ratings were never enough to fill the studio execs with beaming confidence. Then in season two, the ratings slipped even more. Rumours of cancellation were inevitable and most of the cast were so convinced that they weren't getting a third season they started looking for other work.
Thankfully, though not enough in number to bolster those ratings, the fans were vocal enough to swing the series' fortunes. On hearing the rumours that the show was in line for cancellation, fans, supported by the press, launched a massive letter-writing campaign and inundated the studio with pleas to renew the series.
The studio received so many letters that they basically had to ask fans to stop by placing an announcement in the closing credits of one of the final season two episodes which stated that Star Trek would be returning
Star Trek fans have been a determined bunch since the start.