Brie Larson oozes old school glamour in a tight cleavage flaunting cocktail dress to promote new movie The Glass Castle in New York

She has already bagged an Academy Award for her role as 'Ma', a young woman raising her son in small confines due to captivity, in 2015's Room.

And Brie Larson showed off her A-list style status as she headed to New York's Florence Gould Hall to discuss her upcoming movie The Glass Castle on Tuesday. 

The 27-year-old American actress oozed old school Hollywood glamour as she showed off her curves in a form-fitting cocktail dress with a pink silk trim as she strutted her way into the venue. 

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Glamorous: Brie Larson, 27, showed off her A-list style status as she headed to New York's Florence Gould Hall to discuss her upcoming movie The Glass Castle on Tuesday

Glamorous: Brie Larson, 27, showed off her A-list style status as she headed to New York's Florence Gould Hall to discuss her upcoming movie The Glass Castle on Tuesday

Ruffle up in Brie's elegant dress by Cinq a Sept

Brie Larson arrived at the Florence Gould Hall in New York City this week to talk about her upcoming film 'The Glass Castle'.

Brie stepped out of her chauffer-driven car and instantly wowed in a two-tone midi dress with a ruffled hem.

We love the layered design with the pretty pink silk underskirt peeking through and contrasting beautifully. It's by Cinq a Sept and is an elegant choice for a fancy dinner or posh party. Click right to snap it up now at Forward by Elyse Walker.

If you're digging the ladylike ruffles and fitted bodice of Brie's dress, be sure to check out the similar options below too. We've found pretty midi length options by Givenchy, PrettyLittleThing and more - one to suit all budgets. Just add strappy black sandals or pointed courts to complete the look.

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All eyes were on Brie as she emerged from the vehicle in the stunning dress which plunged down the middle to tease at her ample assets. 

The garment fell at a flirty level past her knees, flashing her toned legs, which were boosted in a pair of towering black Louboutin heels. 

The Kong: Skull Island stunner accessorised to perfection with a cute purse selected by stylist Cristina Ehrlich.

Brie looked flawless as she wore her wavy bob down and side-parted, which complemented her glamorous, vampy, make-up look. 

Striking: The American actress showed off her curves in a form-fitting cocktail dress with a pink silk trim as she strutted her way into the venue

Striking: The American actress showed off her curves in a form-fitting cocktail dress with a pink silk trim as she strutted her way into the venue

She's got front! All eyes were on Brie as she emerged from the vehicle in the stunning dress which plunged down the middle to tease at her ample assets

She's got front! All eyes were on Brie as she emerged from the vehicle in the stunning dress which plunged down the middle to tease at her ample assets

Once inside the venue: Brie was joined by her striking The Glass Castle cast-mate Naomi Watts, author Jeannette Walls, and writer-director Destin Daniel Cretton

Once inside the venue: Brie was joined by her striking The Glass Castle cast-mate Naomi Watts, author Jeannette Walls, and writer-director Destin Daniel Cretton

Once inside the venue, Brie was joined by her striking The Glass Castle cast-mate Naomi Watts, author Jeannette Walls, and writer-director Destin Daniel Cretton.

The three ladies then sat down with moderator Parul Sehgal to further discuss Lionsgate's big-screen adaptation of Walls' 2005 memoir before the Big Apple audience.

Watts plays the eccentric artist mother-of-four Rose Mary Walls in the dysfunctional family drama, which hits US theaters this Friday and UK theaters October 6.

And Brie (born Brianne Desaulniers) portrays the older version of Jeannette in the flick, which currently holds a dismal 56 percent critic approval rating on Rotten Tomatoes

Beauty: Brie looked flawless as she wore her wavy bob down and side-parted, which complemented her glamorous, vampy, make-up look

Beauty: Brie looked flawless as she wore her wavy bob down and side-parted, which complemented her glamorous, vampy, make-up look

Discussion: The three ladies then sat down with moderator Parul Sehgal to further discuss Lionsgate's big-screen adaptation of Walls' 2005 memoir before the Big Apple audience

Discussion: The three ladies then sat down with moderator Parul Sehgal to further discuss Lionsgate's big-screen adaptation of Walls' 2005 memoir before the Big Apple audience

Bad reviews: And Brie (born Brianne Desaulniers) portrays the older version of Jeannette in the flick, which currently holds a dismal 56 percent critic approval rating on Rotten Tomatoes

Mixed reviews: Brie (born Brianne Desaulniers) portrays the older version of Jeannette in the flick, which currently holds a dismal 56 percent critic approval rating on Rotten Tomatoes

Nomads: Watts plays the eccentric artist mother-of-four Rose Mary Walls in the dysfunctional family drama, which hits US theaters this Friday and UK theaters October 6

Nomads: Watts plays the eccentric artist mother-of-four Rose Mary Walls in the dysfunctional family drama, which hits US theaters this Friday and UK theaters October 6

Meanwhile, ahead of the event, Naomi  flashed her mega-watt Hollywood smile after getting glam for the screening/Q&A event surrounding her next film The Glass Castle in Manhattan on Tuesday.

The two-time Oscar nominee - who turns 49 next month - looked chic in a white dress, matching shades, patent leather red heels, and a matching clutch selected by stylist Jeanann Williams.

Make-up artist Mary Wiles made sure the British-born Australian was camera ready for the TimesTalks Series presentation, while hairstylist Ryan Trygstad coiffed her blonde bob. 

Summer style: Naomi Watts flashed her mega-watt Hollywood smile after getting glam for a screening/Q&A event surrounding her next film The Glass Castle in Manhattan on Tuesday

Summer style: Meanwhile, ahead of the event, Naomi flashed her mega-watt Hollywood smile after getting glam for the screening/Q&A event surrounding her next film The Glass Castle in Manhattan on Tuesday

Evergreen: The two-time Oscar nominee - who turns 49 next month - looked chic in a white dress, matching shades, and patent leather red heels selected by stylist Jeanann Williams
Evergreen: The two-time Oscar nominee - who turns 49 next month - looked chic in a white dress, matching shades, and patent leather red heels selected by stylist Jeanann Williams
Evergreen: The two-time Oscar nominee - who turns 49 next month - looked chic in a white dress, matching shades, and patent leather red heels selected by stylist Jeanann Williams

Evergreen: The two-time Oscar nominee - who turns 49 next month - looked chic in a white dress, matching shades, and patent leather red heels selected by stylist Jeanann Williams

Sitting pretty: Make-up artist Mary Wiles made sure the British-born Australian was camera ready for the TimesTalks Series, while hairstylist Ryan Trygstad coiffed her blonde bob

Sitting pretty: Make-up artist Mary Wiles made sure the British-born Australian was camera ready for the TimesTalks Series, while hairstylist Ryan Trygstad coiffed her blonde bob

'#tbt': Last Thursday, the Golden Globe nominee - who boasts 844K followers - shared a behind-the-scenes Instagram video of the cast (including Woody Harrelson) bonding on set

'#tbt': Last Thursday, the Golden Globe nominee - who boasts 844K followers - shared a behind-the-scenes Instagram video of the cast (including Woody Harrelson) bonding on set

Last Thursday, the Golden Globe nominee - who boasts 844K social media followers - shared a behind-the-scenes Instagram video of the cast (including Woody Harrelson) bonding on set.

Naomi - who's rumored to be romancing her Gypsy leading man Billy Crudup - reunited with her ex-partner Liev Schreiber for their son Sasha's 10th birthday festivities on July 25.

The acting duo - who are also parents of eight-year-old son Sammy - announced their amicable split on September 26 after 11 years together.  

Amicable: Naomi - who's rumored to be romancing her Gypsy co-star Billy Crudup - reunited with her ex-partner Liev Schreiber for their son Sasha's 10th birthday festivities on July 25

Amicable: Naomi - who's rumored to be romancing her Gypsy co-star Billy Crudup - reunited with her ex-partner Liev Schreiber for their son Sasha's 10th birthday festivities on July 25

'So far, it's been great': The acting duo - who are also parents of eight-year-old son Sammy - announced their amicable split on September 26 after 11 years together (pictured in 2015)

'So far, it's been great': The acting duo - who are also parents of eight-year-old son Sammy - announced their amicable split on September 26 after 11 years together (pictured in 2015)

'It's our kids (that are the most important),' the 49-year-old Tony winner explained to Australia's TV WEEK last month.

'It's important we find ways to fill in the cracks with each other. In the case of me and Naomi, we're always going to have a relationship because we have children. So it's important we work together well in that way. So far, it's been great.'

Fans can catch more of Watts as spitfire married mother-of-one Janey-E Jones in David Lynch and Mark Frost's continuation of Twin Peaks, which airs Sundays on Showtime.

Airing Sundays! Fans can catch more of Watts as spitfire married mother-of-one Janey-E Jones in David Lynch and Mark Frost's continuation of Twin Peaks on Showtime

Airing Sundays! Fans can catch more of Watts as spitfire married mother-of-one Janey-E Jones in David Lynch and Mark Frost's continuation of Twin Peaks on Showtime