Gangsters free one of their colleagues being escorted to prison and kill several FBI agents and local police officers in the attempt. FBI agent Melvin Purvis puts together a special squad to track down and capture the men responsible.
as Melvin Purvis
as Charles Arthur 'Pretty Boy' Floyd
as Police Commissioner Herbert Tucker McElwaine
as Verne Miller
as Sam Cowley
as Vi Morland
as Adam Richette
as Lester Gillis 'Baby Face' Nelson
as Frank 'Jelly' Nash
as John Lazia
as Capt. Jackson
as John Dillinger
as Wilma Floyd
as Alvin 'Creepy' Karpis
as Jimmie Floyd
as Garth
as Parker
as Boss Stinger
as Ivers
as Homer Van Meter
as Harry Pierpoint
as Tom Pendergast
as Doc Barker
as Fred Barker
as Larry De Vol