Jeremy Sisto is actually a practicing Buddhist due to his father, though he grew up having Roman Catholic faith.
Gary Oldman was initially offered the role of the male Satan. He turned it down, but asked for a different role which turned out to be Pontius Pilate. The role of Satan (male counterpart) ultimately went to Jeroen Krabbé.
Jeremy Sisto was twenty-five years old when he performed both the thirty and thirty-three-year-old Jesus.
Evangelist John MacArthur has criticized the series for it's lack of authenticity and unrealistic crucifixion scene as a Jew from the crowd (not dressed as a Roman) nails Jesus to the cross. This was also a big problem with the mini series Jesus of Nazareth.
It aired in the same year as 'Mary: Mother of Jesus (1999) (TV)', which featured Christian Bale as Jesus. Jeremy Sisto went on to voice Batman in 'Justice League: The New Frontier (2008)(TV)'. Christian Bale played Batman in Batman Begins (2005), The Dark Knight : Le Chevalier noir (2008) and The Dark Knight Rises (2012). Also appearing was Gary Oldman as Commissioner Gordon, who portrays Pontius Pilate in this film.