MASTERPIECE Mystery! Themed Halloween Costume Ideas

Tom Brittney in Grantchester, Kate Phillips in Miss Scarlet and The Duke, and Sanjeev Bhaskar in Unforgotten

Looking for a little Halloween costume inspiration? Scrambling for a winning last minute idea? We’ve got a list of MASTERPIECE Mystery! characters with some iconic looks to make this your best, most fashionable Halloween yet.

Whether you’re game for Victorian styles like Eliza Scarlett and William “The Duke” Wellington, contemporary looks like Sunny and Annika, or some cool styles from the 1950s, 1960s, and 1970s like Will Davenport, Leonard Finch and Endeavour Morse, we’ve laid out everything you’ll need to pull off the perfect look. You may be surprised by how many pieces you may already have in your closet!


  1. 1.

    Will Davenport: Motorbike Rider Edition

    Tom Brittney as Will Davenport in Grantchester Season 8

    Series: Grantchester

    Played By: Tom Brittney

    What You’ll Need: 

    Leather jacket

    White t-shirt

    Riding goggles or some rockin’, cool sunglasses

    Blue jeans cuffed at the ends

    Black high top sneakers

    (Optional) Motorcycle for bonus points, but we strongly recommend wearing a helmet if you do!

  2. 2.

    DI Sunny Khan

    Actor Sanjeev Bhaskar as DI Sunny Kahn in Unforgotten, on MASTERPIECE on PBS.

    Series: Unforgotten

    Played By: Sanjeev Bhaskar

    What You’ll Need: 

    Backpack

    Police badge and lanyard

    Neatly button down, collared shirt and tie

    (Optional) Bonus points if you have a partner or friend willing to dress up as DCI Jess James!

  3. 3.

    Eliza Scarlett

    Series: Miss Scarlet and The Duke

    Played By: Kate Phillips

    What You’ll Need:

    Hair (real or wig, whichever you prefer!) pinned back

    Stylish hat

    Victorian style dress, preferably blue

    Leather briefcase/bag, preferably brown

    (Optional) Bonus points for a homemade case file stolen from the Duke’s desk, of course!

  4. 4.

    William "The Duke" Wellington

    Kate Phillips as Miss Scarlet and Stuart Martin as William Wellington (The Duke) in Miss Scarlet and The Duke Season 4
    Kate Phillips and Stuart Martin as Eliza and William in Season 4 of Miss Scarlet and The Duke

    Series: Miss Scarlet and The Duke

    Played By: Stuart Martin

    What You’ll Need:

    A bowler hat

    Smart 3-piece suit

    Neck tie

    (Optional) Beard, real or fake. Draw it on your face, buy one at a costume store…you’ve got options!

  5. 5.

    Endeavour Morse

    Roger Allam and Shaun Evans in Endeavour Season 8

    Series: Endeavour

    Played By: Shaun Evans

    What You’ll Need: 

    Over coat, with only the top two buttons fastened

    Suit and tie (*if you don’t have an over coat, the same rule of fastening only two buttons will apply to the suit jacket)

    Newspaper open to the crossword puzzle

    Bonus points for sporting a mustache like Morse did in Season 6. (We’ll accept drawn on, store bought, real deal…any way you do it earns you points!)

  6. 6.

    Leonard Finch: Poet Edition

    Al Weaver as Leonard Finch reciting poetry in Grantchester Season 7

    Series: Grantchester

    Played By: Al Weaver

    What You’ll Need: 

    Black turtleneck or mock neck shirt

    Black pants

    Black belt

    (Optional) Bonus points for carrying around some Russian literature or a book of poetry, written either by a famous writer or yourself — the choice is yours! Extra bonus points if you recite the poetry aloud, whether to friends, strangers, or all of the above.

  7. 7.

    DI Annika Strandhed

    Nicola Walker leads the cast of Annika on MASTERPiECE on PBS

    Series: Annika

    Played By: Nicola Walker

    What You’ll Need:

    Warm weatherproof jacket (bonus points for crafting a MHU logo to attach to it!)

    Life vest

    Blue jeans

    Boots

    (Optional) Bonus points if you carry around a book of Norse myths.

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