Sorry. Humans have big mouths. The bigger the secret, the bigger the mouth.
Yes, talkers.
LHO didn’t talk
Ruby didn’t talk
Giancana didn’t talk
Johnny Roselli (1976), dead
George De Mohrenschildt (1977), dead
William Sullivan, the main figure in the FBI involved in the Executive Action project, was shot dead near his home in Sugar Hill, New Hampshire, on 9th November, 1977. Sullivan had been scheduled to testify before the House Select Committee on Assassinations.