1Daphne Blake from Scooby Doo
Instagram @madelameGo solo in an all-purple 'fit, or get your friends to play Velma, Shaggy, Fred, and Scooby so you have the whole gang for a group costume.
2Chappell Roan
Courtesy of Amusement RecordsChappell Roan is the pop girly we all needed. Dressing up as the fiery redhead will ensure you're looking H-O-T-T-O-G-O this Halloween.
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3Poison Ivy
Rachpoot/Bauer-Griffin//Getty ImagesLive out your villain dreams in a green and leafy getup.
4Pebbles Flintstone
Rachpoot/Bauer-Griffin//Getty ImagesThe red-headed daughter of the famous Flintstone family sure does make for an adorable (and totally colourful) outfit. Just don't forget to finish the look off with a decorative bone in your hair. We'll let that detail slide this time around, Hailey.
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5Ginger Spice
JMEnternationalA Union Jack dress and platform boots will perfectly complement your 'do.
6Blossom from The Powerpuff Girls
Instagram @madelameThis one is a major throwback to the Cartoon Network show. While this look works best as a three-person Halloween costume, there's no mistaking that big red bow and pink dress.
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7Chucky
Dave Benett//Getty ImagesWhether you opt to be a sexy version of this killer doll or a scary version, you’ll have a great time in these signature overalls and stripes.
8Lola from Confessions of a Teenage Drama Queen
Walt Disney Studios Motion Pictures🎶That girl was a one-time teenage drama queen🎶 Channel your inner Lola and get ready to be a DIY queen to achieve this iconic look from the movie.
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9Lola from Shark Tale
Dave BenettWho knew that an animated fish could be such a baddie? Lola was truly *that* girl.
10Lily Bloom from It Ends with Us
Jose Perez/Bauer-Griffin//Getty ImagesThis one's for the strawberry blonde girlies. Lily Bloom's style in this controversial Colleen Hoover adaptation is...interesting, to say the least. And that's exactly what makes it such a good costume idea!!
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11Mad Hatter from Alice in Wonderland
Taylor Hill//Getty ImagesFab makeup skills help pull this off, but even if you're not that great (*raises hand*), put on your most eclectic outfit – accessorizing with a teacup, of course – and a giant top hat and people will get the gist.
12Jessica Rabbit from Who Framed Roger Rabbit?
David M. Benett//Getty ImagesThrow on your best red gown and purple gloves, and you’ll be a dead ringer for this sexy cartoon.
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13Winifred Sanderson from Hocus Pocus
Instagram @madelameThis Sanderson sister arguably has the most iconic look of the movie thanks to her bright red hair and vivid green cape.
14Leeloo from The Fifth Element
Taylor Hill//Getty ImagesCalling all sci-fi geeks: This truly iconic costume is sure to make you stand out at your Halloween party.
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15Ariel from The Little Mermaid
AaronP/Bauer-Griffin//Getty ImagesThe seashell bra and green tail are cute, but if you're going to do Ariel, then we suggest doing this Halle-inspired lewk from the Little Mermaid live-action movie.
16Melissa Schemmenti from Abbott Elementary
Gilles Mingasson//Getty ImagesTo dress up as everyone's fave second-grade teacher, you'll need a fitted pantsuit, a lanyard, and plenty of attitude.
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17Cady Heron from Mean Girls
Paramount PicturesA very grool (and comfy) idea for you: Cady from Mean Girls, who has *tons* of iconic outfits – though the pink shirt she borrowed from Damian might be our fave.
18Ziggy Stardust
Ricky Vigil M//Getty ImagesWhat better way to show off your makeup skills than by dressing up as David Bowie's alter ego, Ziggy Stardust?
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19Ice Spice
Instagram @icespiceIce Spice has given us so many iconic Y2K outfits to work with, but ofc the star of the show for this costume is her fiery curls.
20Anxiety from Inside Out 2
Michael Tullberg//Getty ImagesWhich Inside Out 2 character are you? I'm 100 percent Anxiety, duh.

Corinne Sullivan is an Editor at Cosmopolitan, where she covers a variety of beats, including lifestyle, entertainment, relationships, shopping, and more. She can tell you everything you need to know about the love lives of A-listers, the coziest bedsheets, and the sex toys actually worth your $$$. She is also the author of the 2018 novel Indecent. Follow her on Instagram for cute pics of her pup and bébé.

Chaise Sanders is a NYC-based writer with a knack for all things lifestyle, beauty, entertainment, and style. Her work has graced the pages of Cosmopolitan, Country Living, InStyle, and more. When she's not busy crafting words, you can find her on Instagram roaming the streets of New York City, hunting down the best food spots, hidden gems, and deals.
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