The Phoenix was built by Tallmanz Aviation and the stunt pilot was infact the well known Paul Manz!
I wonder how Elmo Williams felt when his brother Burch was killed in the Mid Air between the Se5 and Camera helicopter durring the filming of Zeppelin???
As for Roger Corman, well i best not go there, many i have spoken with, including the person who sent me that image and Derrek Piggot who was also flying at the time blame Corman's impatience and temper for the crash

As for the legal battle after wards, well thats another story