By the way that "documentary" omitted any reference to the Roman historian Jesephus. In his writings, there are a couple of references to Jesus. One of them is a direct reference to him being crucified but some have questioned the authenticity. However the other one, although an indirect reference, is regarded as historically accurate.
That can be seen in section 1 of chapter 9 of "The Antiquities of the Jewa Book 20":
https://en.wikisource.org/wiki...ws/Book_XX#Chapter_9
That refers to James, the brother of Jesus.
Paul in Galatians chapter 1 verse 19 mentions that he met that James:
https://www.biblegateway.com/p...ns+1&version=NIV