>"I think this is odd, at least if over done, as if the constructed media representation is somehow evidence of anything true"
Constructed media representations, like clips of movies, can still be quite useful for introducing an idea where the evidence will be presented later on. For example, some research psychologists use clips from Ratatouille to introduce concepts about memory.
However, I agree that it's unfortunate that people sometimes do uncritically use fictional depictions as evidence of arguments for human nature. For example, Lord of the Flies depicted a highly pessimistic view of how shipwrecked boys would behave over time, and people have formed a cynical worldview from the story. A real-life case of shipwrecked boys in 1965, however, ended with cooperation: https://www.theguardian.com/books/2020/may/09/the-real-lord-...