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The Best Episodes of Layton Mystery Detective Agency: Kat's Mystery‑Solving Files

Every episode of Layton Mystery Detective Agency: Kat's Mystery‑Solving Files ranked from best to worst. Let's dive into the Best Episodes of Layton Mystery Detective Agency: Kat's Mystery‑Solving Files!

Binge this in 20h 0m•Peaking at 7.5/10

The story is set in London and follows Katrielle as she solves mysteries with her talking dog Sherl.

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Episode Rankings

  1. #1 Fan Favorite
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    Layton Mystery Detective Agency: Kat's Mystery‑Solving Files Season 1 Episode 10 - Professor Layton and the Relics Treasure: Episode 1
    7.5/10(6 votes)

    S1:E10

    Rosa, an old acquaintance of Katrielle's father, visits the Agency with information relating to the Professor's disappearance eleven years ago.

    Director:Unknown
    Writer:Unknown

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  2. Layton Mystery Detective Agency: Kat's Mystery‑Solving Files Season 1 Episode 2 - Katrielle and the Devil's Dress
    7.0/10(9 votes)

    S1:E2

    Katrielle is approached by Pastel, a struggling musician, who claims that a strange dress he bought for his wife Olivia is causing her to become possessed.

    Director:Unknown
    Writer:Unknown

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  3. Layton Mystery Detective Agency: Kat's Mystery‑Solving Files Season 1 Episode 5 - Katrielle and the Lucky Man
    6.8/10(6 votes)

    S1:E5

    The team becomes involved in a new case when a young man approaches the Agency in the hope of discovering a way to resume an implausible lucky streak.

    Director:Unknown
    Writer:Unknown

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  4. Layton Mystery Detective Agency: Kat's Mystery‑Solving Files Season 1 Episode 1 - Katrielle and the Mysterious House
    6.7/10(12 votes)

    S1:E1

    Katrielle Layton, an intrepid investigator who heads up the three strong team at the Layton Detective Agency alongside her assistants Ernest and Sherl, takes on a case involving a mysterious house in which a new tenant's family suddenly and inexplicably disappeared.

    Director:Kazuki Yokoyama
    Writer:Akihiro Hino

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  5. Layton Mystery Detective Agency: Kat's Mystery‑Solving Files Season 1 Episode 6 - The Bus that Leapt Through Time
    6.4/10(5 votes)

    S1:E6

    Katrielle stumbles upon a fresh mystery when a classmate of Ernest relates the story of a mysterious bus journey that seemingly transported them back to the time of their childhood.

    Director:Unknown
    Writer:Unknown

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  6. Layton Mystery Detective Agency: Kat's Mystery‑Solving Files Season 1 Episode 4 - Katrielle and the Phantom Thief of the Century
    5.8/10(6 votes)

    S1:E4

    Inspector Hastings enlists the Agency's assistance in tracking down a serial jewel thief before the criminal can enact their most daring heist yet.

    Director:Unknown
    Writer:Unknown

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    The 20 WORST Episodes of Layton Mystery Detective Agency: Kat's Mystery‑Solving Files

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  7. Layton Mystery Detective Agency: Kat's Mystery‑Solving Files Season 1 Episode 3 - Katrielle and the Resurrected Corpses
    5.7/10(7 votes)

    S1:E3

    A young woman named Liv seeks Katrielle's help after she is visited by her late husband, Andy, apparently returned to life as a zombie.

    Director:Unknown
    Writer:Unknown

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  8. Layton Mystery Detective Agency: Kat's Mystery‑Solving Files Season 1 Episode 7 - Ratman Returns
    0.0/10(0 votes)

    S1:E7

    The Agency is visited by a young boy named Leo who fears that the mysterious hero of London's streets, Ratman, has been kidnapped.

    Director:Unknown
    Writer:Unknown

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  9. Layton Mystery Detective Agency: Kat's Mystery‑Solving Files Season 1 Episode 8 - The 100 Million Pounds that Left with the Wind
    0.0/10(0 votes)

    S1:E8

    The team are summoned by Inspector Hastings to the site of a seemingly impossible burglary: one hundred million pounds have vanished from a high-tech bank vault.

    Director:Unknown
    Writer:Unknown

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  10. Layton Mystery Detective Agency: Kat's Mystery‑Solving Files Season 1 Episode 9 - Cat-Colored Skyscrapers
    0.0/10(0 votes)

    S1:E9

    Katrielle is called to the estate of a millionaire gourmet with an unusual request: her pet has gone missing, and she wants it found before her dinner party commences.

    Director:Tetsuaki Watanabe
    Writer:Unknown

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  11. Layton Mystery Detective Agency: Kat's Mystery‑Solving Files Season 1 Episode 11 - Mystery at New Cinema Paradise
    0.0/10(0 votes)

    S1:E11

    The Agency attend the premier of a much-anticipated film, only to discover mid-scene that the moment of the climactic kiss has disappeared from the reel.

    Director:Unknown
    Writer:Unknown

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  12. Layton Mystery Detective Agency: Kat's Mystery‑Solving Files Season 1 Episode 12 - Aspoirot and London's Holiday
    0.0/10(0 votes)

    S1:E12

    Relaxing on a public holiday, the Agency team become embroiled in a highly unusual case when a desperate Inspector Hastings pleads their aid in finding a last-minute gift for his wife's birthday.

    Director:Unknown
    Writer:Unknown

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  13. Layton Mystery Detective Agency: Kat's Mystery‑Solving Files Season 1 Episode 13 - Katrielle and the Doppelgänger
    0.0/10(0 votes)

    S1:E13

    Katrielle takes on a new case involving a young pianist who is being plagued by appearances of a doppelgänger.

    Director:Unknown
    Writer:Unknown

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  14. Layton Mystery Detective Agency: Kat's Mystery‑Solving Files Season 1 Episode 14 - Genius Analyst Officer Geraldine Royer
    0.0/10(0 votes)

    S1:E14

    Katrielle and the team are left puzzled when Hastings requests their help on a case where the culprit has already been uncovered.

    Director:Unknown
    Writer:Unknown

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  15. Layton Mystery Detective Agency: Kat's Mystery‑Solving Files Season 1 Episode 15 - Katrielle and the Mystery Circles
    0.0/10(0 votes)

    S1:E15

    The Agency receives a new mystery to solve when a young farmer details the unexplained appearance of strange patterns in their wheat fields.

    Director:Unknown
    Writer:Unknown

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  16. Layton Mystery Detective Agency: Kat's Mystery‑Solving Files Season 1 Episode 16 - Katrielle and the Pandas' March
    0.0/10(0 votes)

    S1:E16

    Katrielle investigates a young girl on behalf of her concerned mother, who believes her daughter is able to predict the future.

    Director:Unknown
    Writer:Unknown

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  17. Layton Mystery Detective Agency: Kat's Mystery‑Solving Files Season 1 Episode 17 - Katrielle and the Monster of London
    0.0/10(0 votes)

    S1:E17

    Hastings turns to the Agency trio when London is menaced by a mysterious growling giant lurking in the fog.

    Director:Unknown
    Writer:Unknown

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  18. Layton Mystery Detective Agency: Kat's Mystery‑Solving Files Season 1 Episode 18 - Molentary Express and Three Incidents
    0.0/10(0 votes)

    S1:E18

    Travelling on board the Molentary Express for a special solar eclipse tour, the team find their attention divided when clients old and new describe a sequence of strange events.

    Director:Unknown
    Writer:Unknown

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  19. Layton Mystery Detective Agency: Kat's Mystery‑Solving Files Season 1 Episode 19 - The Lonely Ghost
    0.0/10(0 votes)

    S1:E19

    The team are summoned by a young heiress whose estate is seemingly being haunted by a host of ethereal apparitions.

    Director:Unknown
    Writer:Unknown

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  20. Layton Mystery Detective Agency: Kat's Mystery‑Solving Files Season 1 Episode 20 - Professor Layton and the Relics Treasure: Episode 2
    0.0/10(0 votes)

    S1:E20

    Rosa returns to continue her story, and reveals the link between Katrielle's origins and the Professor's disappearance.

    Director:Unknown
    Writer:Unknown

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  21. Layton Mystery Detective Agency: Kat's Mystery‑Solving Files Season 1 Episode 21 - Katrielle and the Sweet-Scented Street Labyrinth
    0.0/10(0 votes)

    S1:E21

    In search of sweets of legendary reputation, Katrielle is hooked when she is told that she will have to prove her connoisseur qualifications by locating the nearby store herself.

    Director:Tetsuaki Watanabe
    Writer:Unknown

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  22. Layton Mystery Detective Agency: Kat's Mystery‑Solving Files Season 1 Episode 22 - Ultra-High Performance Robot Socketman
    0.0/10(0 votes)

    S1:E22

    Katrielle is invited to the unveiling of Agency acquaintance and child genius Bengary's latest invention: Sketman John, a robotic renaissance-manservant.

    Director:Unknown
    Writer:Unknown

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  23. Layton Mystery Detective Agency: Kat's Mystery‑Solving Files Season 1 Episode 23 - Katrielle and the Great Office Infiltration Strategy
    0.0/10(0 votes)

    S1:E23

    One of London's famous "seven millionaires" requests the team's investigative attentions after discovering a love letter written by his much-adored daughter, Allie.

    Director:Unknown
    Writer:Unknown

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  24. Layton Mystery Detective Agency: Kat's Mystery‑Solving Files Season 1 Episode 24 - The Clockwork Sweets
    0.0/10(0 votes)

    S1:E24

    Hastings employs the Agency's efforts in the search for a hand belonging to Big Ben, in the hope of recovering it before the arrival of a foreign ambassador.

    Director:Unknown
    Writer:Unknown

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  25. Layton Mystery Detective Agency: Kat's Mystery‑Solving Files Season 1 Episode 25 - A Riverside Festival Love Story
    0.0/10(0 votes)

    S1:E25

    Katrielle joins an investigation at London's Riverside Festival into a tragic incident that took place on the banks of the River Thames, mirroring a local legend.

    Director:Unknown
    Writer:Unknown

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Best Episodes Summary

"Professor Layton and the Relics Treasure: Episode 1" is the best rated episode of "Layton Mystery Detective Agency: Kat's Mystery‑Solving Files". It scored 7.5/10 based on 6 votes. Directed by Unknown and written by Unknown, it aired on 6/10/2018. This episode scored 0.5 points higher than the second highest rated, "Katrielle and the Devil's Dress".