According to page 202 of the book "The Bible On Film" (Scarecrow, 1981, written by R. Campbell and M. Pitts) this originally aired in two parts: part one on April 12, 1981, and part two on April 14, 1981. See more
Saul Paulus, be careful. Leave these men alone. If this idea of theirs is of human origin, it will collapse. But if it comes from God, you will never be able to fight them, and you will risk finding yourself at war with God.