Millie Bobby Brown made some last-minute adjustments to her stunning pink gown as she attended the New York premiere of Enoja Holmes 2.

Millie Bobby Brown, 18, blew onlookers away wearing an ethereal baby pink gown to the premiere of Enola Holmes 2 in New York City on Thursday evening.

The Stranger Things star looked beautiful in the floor-length dress that was embellished with large, silver flowers that were scattered across the chiffon material.

In snaps taken before Millie took to the red carpet, she can be seen making some last-minute adjustments to her plunging gown.

The stunning garment was held up by a halter neckline and Millie highlighted the backless design by sweeping her hair up into a bun.

Once inside the venue, the actress posed with her co-star Henry Cavill, 39, before sharing a laugh with her boyfriend, Jon Bon Jovi’s son Jake Bongiovi, 20.

Millie Bobby Brown adjusted her plunging gown at the premiere

In snaps taken before Millie took to the red carpet, she can be seen making some last-minute adjustments to her plunging gown.

Millie Bobby Brown arriving at The Paris Theatre in New York

Millie Bobby Brown made her way into the venue for the world premiere of Enola Holmes 2.

Millie Bobby Brown looked beautiful in the backless gown

Millie Bobby Brown’s stunning garment was held up by a halter neckline and Millie highlighted the backless design by sweeping her hair up into a bun.

Millie Bobby Brown danced up to Henry Cavill on the red-carpet

Millie’s Enola Holmes co-star, Henry Cavill, applauded the Stranger Things star as she swished her stunning gown as she walked.

Millie Bobby Brown blew onlookers away in the ethereal gown

The Stranger Things star looked beautiful in the floor-length dress that was embellished with large, silver flowers that were scattered across the chiffon material.

Millie Bobby Brown stunned alongside her boyfriend Jake Bongiovi

Millie is dating Jon Bon Jovi’s son, Jake Bongiovi, who looked dapper alongside her at the premiere.

Millie Bobby Brown and Jake Bongiovi shared a laugh on the red-carpet

Millie Bobby Brown and Jake Bongiovi, who have been in a relationship since summer last year, laughed together while posing for photographers at the event.