John Proctor was an American FBI agent most famous for his role in the investigation of the 1964 Mississippi civil rights workers murders. An Alabama

Alabama

Alabama is a state located in the southeastern region of the United States. It is bordered by Tennessee to the north, Georgia to the east, Florida and the Gulf of Mexico to the south, and Mississippi to the west. Alabama ranks 30th in total land area and ranks second in the size of its inland...

 native, Proctor had been stationed by the FBI in Meridian, Mississippi

Meridian, Mississippi

Meridian is the county seat of Lauderdale County, Mississippi. It is the sixth largest city in the state and the principal city of the Meridian, Mississippi Micropolitan Statistical Area...

 where he cultivated contacts with local law enforcement, the Ku Klux Klan

Ku Klux Klan

Ku Klux Klan, often abbreviated KKK and informally known as the Klan, is the name of three distinct past and present far-right organizations in the United States, which have advocated extremist reactionary currents such as white supremacy, white nationalism, and anti-immigration, historically...

, and other residents. Proctor's interrogation of Klan informant James Jordan was a key break in the case. The character Rupert Anderson from the film Mississippi Burning

Mississippi Burning

Mississippi Burning is a 1988 American crime drama film loosely based on the FBI investigation into the real-life murders of three civil rights workers in the U.S. state of Mississippi in 1964. The film focuses on two fictional FBI agents who investigate the murders...

, played by Gene Hackman

Gene Hackman

Eugene Allen "Gene" Hackman is an American actor and novelist.Nominated for five Academy Awards, winning two, Hackman has also won three Golden Globes and two BAFTAs in a career that spanned five decades. He first came to fame in 1967 with his performance as Buck Barrow in Bonnie and Clyde...

, is loosely based on Proctor.