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The Best Episodes Written By Natalie Callaghan

Every TV Episode Written by Natalie Callaghan Ranked from Best to Worst by Thousands of Voters

  1. 9.6/10(16 votes)

    #1 - Speed

    S7:E11

    John and Celina find themselves in a hostage situation while undercover for a public safety initiative. While Angela and Nyla investigate the suspects, Tim challenges Lucy’s decision-making skills.

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  2. 9.2/10(40 votes)

    #2 - Training Day

    S6:E4

    It's Officer Aaron Thorsen's first day back since the assault, and he's tasked with a series of high-stress cases to determine whether he's ready to work. Elsewhere, the team investigates a homicide case with a potential tie to the pentagram killer.

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  3. 8.9/10(39 votes)

    #3 - The Watcher

    S7:E2

    The team is tasked with community policing while hunting for a local vigilante. Meanwhile, Celina’s instincts are tested, and Tim and Lucy discover secrets about the two new rookies.

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  4. 8.8/10(22 votes)

    #4 - Threshold

    S3:E14

    Officer Nolan mildly injures himself while chasing down a shoplifter and the local DA wants to charge the suspect with assault despite Nolan's wishes. Meanwhile, Lucy goes undercover, Lopez' wedding venue is seized by the FBI and Nolan meets his new neighbor.

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  5. 8.8/10(41 votes)

    #5 - Crushed

    S6:E7

    When two teenagers go missing, it is up to the entire team to find the girls and uncover the truth about their disappearance. Meanwhile, Lopez and Harper are on a different kind of investigation – the search for the perfect nanny.

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  6. 8.6/10(17 votes)

    #6 - The Q Word (1)

    S2:E19

    Their rookie year is coming to an end and officers Nolan, Chen and West are about to be squeezed harder than ever before as their training officers evaluate whether they are truly ready for the job. Meanwhile, after one of their rookie classmates is involved in a shooting, the team uncovers some unsettling evidence .

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  7. 8.6/10(17 votes)

    #7 - S.T.R.

    S5:E20

    Officer Tim Bradford’s ex-wife returns and asks the team to help her save someone from her undercover past. Isabel’s return also creates additional pressure in Lucy and Tim’s relationship as they assist in the search.

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  8. 8.5/10(18 votes)

    #8 - Poetic Justice

    S4:E6

    Officer Nolan and team are on a hunt to retrieve a buried stash of gold before any treasure seekers get hurt. Meanwhile, Bradford is tasked with encouraging the oldest cop at the station to retire and invites him to ride with him.

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  9. 8.3/10(19 votes)

    #9 - Triple Duty

    S3:E13

    Officers Nolan and Bradford hope they can de-escalate a drug war before any innocent lives are lost. Meanwhile, Officer Harper hopes she can get Officer Chen ready to go undercover.

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  10. 8.0/10(21 votes)

    #10 - Dye Hard

    S5:E3

    Officer John Nolan is assigned his first rookie, Officer Celina Juarez, whose unconventional approach to police work poses a unique challenge for him.

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  11. 7.8/10(24 votes)

    #11 - Homefront

    S1:E18

    When one of their colleagues is arrested by Internal Affairs for lying on the witness stand, it leads to the release of three felons whose cases he worked on and the team being asked to check in on them now that they are free. Meanwhile, Officer Nolan finds out he is being sued by a man who claims he used excessive force which led to an injury.

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  12. 7.6/10(18 votes)

    #12 - Amber

    S3:E9

    An Amber Alert sends the team on a race against time to find a newborn infant who was stolen from a local hospital. Meanwhile, Officers Jackson and Chen work their last shift as rookies as Officer Nolan continues on for 30 more days.

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  13. 7.4/10(16 votes)

    #13 - Long Shot

    S4:E14

    Officer Nolan and Detective Harper help Skip Tracer Randy on his first bounty hunter case. Meanwhile, Officer Chen and Sergeant Bradford are on the hunt for a perpetrator on a citywide crime spree.

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  14. 7.2/10(20 votes)

    #14 - La Fiera

    S3:E3

    Officer John Nolan's mom makes an unannounced visit that complicates his life, and Sergeant Grey considers retiring.

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Natalie Callaghan Ratings Summary

"Speed" is the best rated episode written by Natalie Callaghan. It scored 9.563/10 based on 16 votes. It was directed by Daryn Okada. It aired on 3/25/2025 and is rated 0.4 points higher than their second-best episode, "Training Day".