who are the characters in the book the illuminati conspiracy by: donald holmes MD & robert anton willson?

Answer 1

do you mean The Illuminatus! Trilogy, a series of three novels written by Robert Shea and Robert Anton Wilson ? the three works are the The Eye in the Pyramid, The Golden Apple and Leviathan
some basics of the first novel characters (there are many)
New York City detectives (Saul Goodman and Barney Muldoon) who investigate the disappearance of magazine editor Joe Malik,,, magazine reporter George Dorn and Hagbard Celine (captain of a golden submarine)