Sam Giancana
Appears in 3 conspiracy theories
Confirmed
CIA 638+ Assassination Attempts on Castro
Church Committee confirmed the CIA planned and attempted multiple assassination plots against Castro -- including poison cigars, exploding seashells, and Mafia collaboration -- over more than a decade.
1960 · United States · Fidel Castro, CIA, Sam Giancana
Unresolved
Mafia Killed JFK
The theory that organized crime figures — enraged by RFK's war on the Mob — orchestrated President Kennedy's assassination. Examining Carlos Marcello, Sam Giancana, Jack Ruby, and the evidence.
1963 · United States · Sam Giancana, Carlos Marcello, Santos Trafficante Jr.
Unresolved
Marilyn Monroe, JFK & State Secrets
Examining the theory that Marilyn Monroe was murdered because of her affairs with President John F. Kennedy and Attorney General Robert F. Kennedy, and her alleged knowledge of state secrets including UFOs, Cuba, and Mob connections.
1962 · United States · Marilyn Monroe, John F. Kennedy, Robert F. Kennedy