New York Undercover - Main Characters

Main Characters

• Malik Yoba as Det. Julius Clarence "J.C." Williams – J.C. is an African-American in his late twenties. He has a son, Gregory, whom he fathered as a teenager with then-girlfriend Chantal Tierney. His partner Eddie Torres is his closest friend. J.C. is the only character that appears in all 89 episodes.

• Michael DeLorenzo as Det. Eduardo "Eddie" Torres (Seasons 1–3) – Born in the Bronx, Eddie is a Puerto Rican-American in his mid-to-late thirties. After years of estrangement from much of his immediate family, he formed close relationships with his brother Jimmy, a priest; his sister Carmen, a journalist; and his father Mike, a musician and recovering heroin addict. His partner J.C. Williams is his closest friend. Eddie was killed in the line of duty on May 3, 1997, a little more than a month before his 39th birthday, according to his gravestone (which is seen at the end of episode 1 of Season 4)

• Patti D'Arbanville-Quinn as Lt. Virginia Cooper (Seasons 1–3) – Virginia is an Irish Catholic in her mid-forties. She is married and had four children, one of whom died at the age of eight. She is the commanding officer of the detective squad at the NYPD's Fourth Precinct.

• Lauren Velez as Det. Nina Moreno (Seasons 2–4) – Nina is a Puerto Rican-American in her late twenties. At the age of sixteen, she married her boyfriend Luis and gave birth to a daughter, Melissa. She gave the girl up for adoption after Luis abandoned her. Her mother is a sergeant with the NYPD.

• Jonathan LaPaglia as Det. Tommy McNamara (Season 3) – Tommy is an Irish-Italian American in his late twenties. His father was a police officer who was killed in the line of duty, with many suspecting that the man was corrupt. Prior to his transfer to the Fourth Precinct, he had very little interaction with New York's African-American and Latino neighborhoods or police officers.

• Marisa Ryan as Det. Nell Delaney (Season 4) – Nell is a 22-year-old Irish American. She lied about her age upon entering the police academy, but the NYPD chose to overlook this when she was exposed years later. She is a close friend of fellow detective Alec Stone.

• Josh Hopkins as Det. Alec Stone (Season 4) – Born Alec D'Amico, he is the son of the head of a Brooklyn-based organized crime family. Alec's decision is pursue a career in law enforcement has estranged him from most of his relatives. He is a close friend of fellow detective Nell Delaney.

• Tommy Ford as Lt. Malcolm Barker (Season 4) – Malcolm is an African-American in his mid to late thirties. He is the commanding officer of the NYPD's Special Investigations Division. Most of the S.I.D.'s operations are covert, and he frequently instructs his officers to "lie, cheat, whatever it takes" to close a case.