Mitchell

An unorthodox detective who relies on instinct over department protocol. He pursues truth through risky stakeouts and street-level confrontations, improvising tactics to outmaneuver criminals. Relentless and principled, he navigates a web of Mob influence and official pressure while staying focused on justice.

A trade union lawyer who is secretively self-serving and willing to bend rules to survive. He plays the field between Mitchell and Cummins, using Greta to gain leverage, and embodies the era's willingness to blend bribery with power. His schemes are undone when Mitchell closes in, and he dies in a pursuit.

A mob-connected figure whose heroin shipment ties threaten Cummins' interests. He is ruthless and suspicious, ready to kill Mitchell if necessary. His plan to eliminate Mitchell collapses as Mitchell outsmarts him, ending in Mistretta's fatal confrontation.

Wealthy man with mob connections who tries to manipulate events to his advantage. He makes dangerous bargains, uses double-crosses, and uses his port influence to try to escape liability. His schemes unravel and he is killed in a final gun confrontation.

A high-priced escort who becomes entangled with Mitchell and Deaney. She is used as bait and is involved in illegal activity, ultimately becoming a pawn in a wider plot. The ending hints at further trouble as Mitchell contemplates arresting her for possession.

The police chief who believes Deaney is FBI property and tries to steer Mitchell away from the case. He commands stakeouts and exerts political influence to shape the investigation, highlighting corruption and bureaucratic pressure.

The loyal butler/bodyguard to Cummins who remains a steady ally amid the crime-filled plot. He provides protection and a stabilizing presence as events spiral, reflecting the private power behind public wealth.