Chicago mob boss who bails Lester Gillis out of jail with the hidden agenda of having him assassinate a labor organizer. When Gillis refuses and chooses robbery instead, Rocca plants a gun to frame him. Gillis later tracks down and executes Rocca and two henchmen for revenge.
Competing criminal authorities operating in different geographic and operational scales.
Initial underworld connection between the Chicago mob boss and his associate's partner.
Explore the full interactive character relationship map of Baby Face Nelson