Star Trek is one of the most iconic TV series, but lasted just three seasons. 1 / 8
It was not until the series hit syndication that it became a massive hit. 2 / 8
However, some fans believe that it was secretly a hit before then. 3 / 8
While the overall ratings were poor, some believe the show did better with certain audiences. 4 / 8
The famous '18-49' demographic is now considered the most important audience in TV. 5 / 8
People believed that NBC did not yet take that demographic into account in 1969. 6 / 8
That was not the case, as NBC used demographics then. 7 / 8
Star Trek's ratings just weren't that great, even in this specific demographic. 8 / 8