Milly Alcock Looking ‘Slim Thick’ In Her Skimpy Plunging Underwear

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Milly Alcock has fans commenting on her physique as a fan on X reposts lingerie-clad photos of her. The actress, who rose to A-list status thanks to her starring role in the June 2026-released Supergirl movie, stripped down to intricate undies for a scene in the Netflix series Sirens, and fans quickly circulated the footage online. Showing off her curves in a racy scene, Milly flashed her cleavage and toned tummy in a feminine two-piece set, with this post taking stills from the footage. The 26-year-old Hollywood star drew general compliments and gushing, but some users were more specific. One fan even said that the blonde has a “slim thick” body.

Milly Alcock Stuns In Plunging Undies During TV Scene

Scroll for the photos. Modeling a white, lace-embellished bra with pale pink and green accents from discreet floral motifs, Milly stunned in spaghetti straps, drawing attention to her sculpted shoulders and toned arms.

The rising star, who was dropping some dirty talk in her steamy scene, flashed her cleavage tastefully, braving a low neckline while wearing a necklace.

See More Photos Below!

Looking fit and tan while showing off her abs, Millie was filmed removing her pants, sending come-hither eyes as she smiled and wore a white headband. Adding matching briefs for a sexy lingerie finish, she showed off her legs and killer hips, also melting fans with a smile. The above photos have caught over 3 million views. “Calm beauty and pure grace,” one fan replied. Another called Milly Alcock “slim thick,” referring to the “slim thicc” body shape that’s become a trend.

Stunning In Her Stretchy Calvin Klein Undies

It’s been four years since Milly showed off her gorgeous smile and figure during an undies shoot for fashion brand Calvin Klein. Posing on a bed with a colorful throw, she sent out cozy vibes in socks, wearing black undies with white logo writing on them.

“Damn, Milly is a real cutie,” one Reddit user wrote as the social networking platform discussed the campaign. Another said that Milly Alcock had become a “grown woman.” Milly joins stars including supermodel Kendall Jenner and actress Dakota Johnson in having secured an endorsement deal with the iconic brand. Fans also commented on the X repost, seen above. “For those who were curious to know what was underneath Supergirl’s costume lol,” one user amusingly wrote.

Stylish In Her Cute White Dress

Milly Alcock isn’t the only superhero/action star whose figure has made headlines.

• Wonder Woman actress Gal Gadot has stunned fans in her skimpy bikini.
• MCU star Salma Hayek stripped to nothing in the ocean to mark her 60th birthday.
• A-lister Scarlett Johansson has wowed in a tiny bikini while showering on a yacht.
• And actress Brie Larson has been told they look “big” in her stringy bikini.

In the above photos, she opted for a classic, stylish sundress, wearing a short-sleeved white look for the premiere of her DC flick. Follow us on Facebook for more celebrity news and photos!

The Milly Alcock Looking ‘Slim Thick’ In Her Skimpy Plunging Underwear first appeared on The Blast