Riverdale's Madelaine Petsch Will Instantly Become Your New Style Crush

Wearing a Balmain minidress at Comic-Con in 2019.

Wearing a Maticevski top and skirt with black platform heels at Comic-Con in 2019.

Wearing a floral Prada dress with black platform heels at Comic-Con in 2019.

Wearing a Max Mara top and skirt with matching white pumps at the Women in Film Max Mara Face of the Future event in 2019.

Wearing a Moschino tiger-print suit while attending the Moschino 2020 Resort show in 2019.

Making her Met Gala debut in a Jean Paul Gaultier dress, Jimmy Choo heels, and Yeprem jewelry.

Wearing a Georges Hobeika feather dress with Jimmy Choo shoes at the 2019 Women in Film Oscar Nominees party.

Wearing a floral Paule Ka dress and APM Monaco earrings at the premiere of Spider-Man: Into the Spider-Verse in 2018.

Wearing a checkered suit and Malone Souliers pumps at the Chilling Adventures of Sabrina premiere in 2018.

Wearing a Giambattista Valli top and pants, Giuseppe Zanotti shoes, and APM Monaco jewelry at the 2018 Teen Choice Awards.

Wearing a Monique Lhuillier dress and APM Monaco earrings at Comic-Con in 2018.

Wearing Prada at the 2018 MTV Movie & TV Awards.

Wearing a Viktor & Rolf dress and strappy sandals at the Women in Film Max Mara Face of the Future event in 2018.

Wearing a Giambattista Valli dress at Children Mending Hearts' Annual Empathy Rocks Fundraiser in 2018.

Wearing a David Koma bodysuit and skirt at the 2018 EMA Awards.

Wearing head-to-toe Monse at the 2018 CW Upfronts.

Wearing head-to-toe Prada at Marie Claire's Fresh Faces event in 2018.

Wearing a '70s-inspired jumpsuit at PaleyFest in 2018.

Wearing a L'Atiste outfit, Pollice Lee shoes, and jewelry by Sophie R and Amanda Pearl at the 2018 iHeartRadio Music Awards.

Wearing a Paolo Sebastian gown with a Tyler Ellis pouch at the Elton John AIDS Foundation party in 2018.

Wearing a strapless white gown with matching pumps at an event in 2018.

Wearing an Ingie Paris jumpsuit at the 2018 Female Oscar Nominees event.

Wearing a black strapless dress and boots at the launch of Proenza Schouler's fragrance Arizona in 2018.

Sitting front row at the Jonathan Simkhai FW18 show wearing a silk dress and oversize coat in 2018.

Wearing a Fabiana Milazzo dress and Jimmy Choo shoes at an event in 2017.

Wearing a Giamba dress at the 2017 GQ Men of the Year party.

Wearing a Fabiana Milazzo dress with Loriblu heels and an Emm Kuo bag at the 2017 American Music Awards.

Wearing a top from Off-White with I.AM.GIA pants and shoes by Vans x Karl Lagerfeld at an event in 2017.

Wearing a sheer black dress with a matching clutch at the 2017 EMA Awards.

Wearing a Genny outfit, Stuart Weitzman shoes, and a Tyler Ellis bag at the 2017 Teen Choice Awards.

Wearing a body-hugging set with beige heels at the premiere of Annabelle in 2017.

Wearing a sheer black minidress at Comic-Con in 2017.

Wearing black separates at a Popular x Wildfox event in 2017.

Wearing a tiered floral gown at the Brass Ring Awards Dinner in 2017.

Wearing a sexy slip dress at an event in 2017.