Guess The Genre #1787 (Gathered by Ken Anderson)

Al Capone Prince Buster Vito Genovese Capo Bastuni
Meyer Lansky Robert Lacey Whitey Bulger Kevin Cullen
Baby Face Nelson Pretty Boy Floyd soundtrack
Bugsy Seigel Morricone Ma Barker Shelly Winters
John Dillinger St Peter Big Al Whittle Bonnie Clyde Georgie Fame

Answer: FBI Public Enemies - Next is Guess the Genre #1788

Or, I don't want to guess - Show Me A List