By the time the season 3 Twilight Zone episode 'The Arrival' aired, it was evident series creator Rod Serling was struggling to come up with fresh ideas.
The creatives behind Star Wars Rebels were determined to get the series finale just right, which led to them retooling the big showdown between Zeb and Rukh.
Michael Dorn changed his acting to account for Worf's decision involving his brother Kurn in the Star Trek: The Next Generation episode 'Sins of the Father.'
The different colors of the Starfleet uniforms seen in Star Trek reflect a person's rank, which department they work in, and the era in which they exist.
It wouldn't be so farfetched for the world of Percy Jackson to crossover into the world of Marvel superheroes, and the show's teen cast is rooting for it.