In December 1994, Bulger disappeared ahead of an indictment on racketeering charges, leading to years on the run and a $2 million dollar reward during a decade on the FBI's Most Wanted list -- the largest for a domestic fugitive according to the New York Times. He was finally captured in June 2011 alongside longtime companion Catherine Greig.
Bulger's story was covered on the big screen in Black Mass, with Johnny Depp portraying Bulger during his time in the gang and his dealings with the FBI. He was also an inspiration for Jack Nicholson's character in Martin Scorsese's The Departed.
The end of Bulger's life makes him the latest notorious criminal to die in custody. And with the violent of his end, it certainly places a bloody point of punctuation on the end of it.
He's in very infamous company: