8. Billy Costigan in The Departed (2006)

Leonardo DiCaprio’sBilly Costiganremains the best undercover cop in cinema, as the young rookie is sent into Frank Costello’s crew to destabilize the gang from the inside.

He’s gritty and always hyper-alert because of the situation he’s in, which is made worse when the crew discovers that there’s a rat in their organization—leading them to hunt down the man on the inside.

There’s a touch of Serpico to DiCaprio in this film, and his downfall is one of the most shocking moments in any cop movie.

7. Frank Serpico in Serpico (1973)

What’s the craziest thing about Al Pacino’sFrank Serpico? The fact that the story is all true. Yeah, seriously.

Serpico’s determination to expose the corruption and bent nature of a 1970s NYPD ended up costing him. He was shot, chewed out, threatened, and ignored for years, all while he was slowly unravelled by the weight of his undercover investigation.

As a cop, Serpico is the good guy in a sea of bad apples. He refused to take money from stashes that his colleague cops were hoarding for themselves, and his fight against what he knew to be wrong ended up bringing about the complete reform of the NYPD.

Related:The Best Whistleblower Movies

6. Vincent Hanna in Heat (1995)

Another great cop portrayed by Al Pacino, we haveVincent HannafromHeat, the experienced and ruthless detective who takes down crews of thieves. While he has little in common with Frank Serpico, he shares a determination to see justice prevail—and Pacino exudes it.

Hanna is sharp, with the instincts of a wolf, never underestimating his opponents and always trying to think two steps ahead. That’s why his face-off with De Niro’s Neil McCauley is such fascinating cinema.

Of course, Hanna gets his man in the end, even if somewhat unwillingly. The famous conversation he ends up having with McCauley makes them both garner respect for the other.

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5. Virgil Tibbs in In the Heat of the Night (1967)

Sydney Poitier’sVirgil Tibbsmay not be the role for which he won his Oscar, but it’s the one that will last forever as his greatest role.

When Tibbs—a homicide inspector from Philadelphia—passes through Mississippi, he becomes involved in a murder case that’s entangled with the racism that runs through the police department there.

Poitier and Rod Steiger prove to be a fearsome team as the two cops who solve the case, with both showing nothing but disdain for the other. However, due to the officer’s dedication, the pair form a bond of trust.

Poitier steals every scene and dominates the film, while showing the skills of a homicide inspector through the lens of a racially charged town.

Related:The Best Classic Old Movies Everyone Should See, Ranked

4. Alonzo Harris in Training Day (2001)

Cinema’s ultimate crooked cop character coupled with Denzel Washington’s charming charisma is a match made in cinematic heaven.

The story ofAlonzo Harris—a wiley and scheming detective—is full of malice beneath the surface as he attempts to pull off an elaborate plan to pay off his mafia debt, which he incurred by killing a made-man.

Harris operates with abundant confidence and swagger, never letting on that he’s manipulating every situation to his own ends. Even when his trainee catches him counting and putting away stolen money, he commands control over the scenario.

Denzel Washington’s Oscar-winning performance is a memorable one, as he pulls viewers into his game—and we even almost feel sad for Alonzo when he’s in over his head by the film’s end.

Related:The Best Movies About Bad Cops and Corrupt Cops

3. Clarice Starling in The Silence of the Lambs (1991)

Clarice Starlingis a young woman who, in some way, gets taken under the wings of the ultimate caged animal: Hannibal Lecter.

She doesn’t need lessons in how to be a cop; rather, she needs help thinking like a criminal, a hunter, a killer—and there’s no better mind to pick than that of psychopathic serial killer Hannibal Lecter.

Starling grows intoThe Silence of the Lambsas the film unfolds her, and she gains more confidence throughout the run of the story. It’s something Jodie Foster brings to the role with intricate precision.

And by the time we leave her as an audience, she better understands how to hunt killers. It’s thanks to her instinct, which has been finely honed by her relationship with Hannibal.

Related:The Best Serial Killer Movies of All Time, Ranked

2. Marge Gunderson in Fargo (1996)

The character ofMarge Gundersonfeels like a small-time police chief at first. She smiles a lot and doesn’t go out of her way to make waves with the people around her.

However, underneath that sweet exterior, she’s no rube. Marge is a woman who has instincts similar to those of any great tracker: she understands the narratives that criminals try to spin, all while maintaining her innocent bumpkin facade.

Frances McDormand’s character becomes a fox hunting in the wilderness as she tracks down the killers who murdered a state trooper and two witnesses to the crime. In cinema, Marge remains a police chief uniquely full of cunning despite her small-town image.

Related:The Best Movies Set in the Snow and Ice, Ranked

1. Samuel Gerard in The Fugitive (1993)

Hunting down an intelligent and wiley doctor convicted of murder, who’s trying to prove his innocence, requires a cop of equal intellect. Step in Tommy Lee Jones’sSamuel GerardinThe Fugitive.

He’s a sarcastic, funny, and devilishly dedicated US Marshal who uses his skills and team to uncover the truth of Dr. Richard Kimble’s arrest and conviction for murder, all while trying to find him in Chicago.

Jones is electric in the role and over-shadows everyone around him. He demonstrates Gerard’s prowess in the field while using his cunning to outwit anyone in his way. Gerard knows the truth before anybody else, and has a nose for lies like a dog has for treats.

Related:The Best Movies Set in Chicago, Ranked

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