The set-up with the script about John Lennon surrounding British plotting in the assassination of JFK, to hide Lennon's hand, was made to allow them to say, "We don't owe you any loyalty," a theme which was in his work from the beginning.  Lennon's double fantasy was an early warning of Brexit, a British secret exit.  Gail Burstyn was never arrested because she was an agent of Yoko Ono and the Spirit Foundation.