Jessica Chastain looks sensational in a bejewelled backless gown at The Eyes Of Tammy Faye premiere

She’s known for her incredibly chic sense of style.

And Jessica Chastain looked sensational in a bejewelled backless gown at the premiere for her new movie The Eyes Of Tammy Faye, at San Sebastian Film Festival on Friday. 

The Help actress, 44, wowed on the red carpet in her jaw-dropping frock, which boasted a cut-out back and thigh-high split.

Incredible: The star wowed on the red carpet in a bejewelled backless gown

Wow! Jessica Chastain, 44, looked sensational in a bejewelled backless gown at the premiere for her new movie The Eyes Of Tammy Faye, at San Sebastian Film Festival on Friday

Jessica’s black gown was elevated by the elegantly placed gems which lined its split, neckline and cut-out back.    

The actress boosted her height with a platform pair of velvet stiletto barely-there heels. 

Jessica styled her long red tresses into effortless waves and enhanced her natural beauty with a dark smokey eye. 

The star of the movie happily took fans’ phones to take selfies with them as she worked the red carpet.

Beauty: Jessica enhanced her natural beauty with a dark smokey eye

Beauty: Jessica enhanced her natural beauty with a dark smokey eye

Stunning: The Help actress commanded attention in her jaw-dropping frock

Sublime: Her dress boasted a cut-out back and thigh-high split

Stunning: The Help actress commanded attention in her jaw-dropping frock, which boasted a cut-out back and thigh-high split

Divine: Jessica styled her long red tresses into effortless waves

Divine: Jessica styled her long red tresses into effortless waves

Picture perfect: The actress boosted her height with a platform pair of velvet stiletto barely-there heels

Action shot: Jessica moved her signature locks to one side as she posed for photographers

Picture perfect: The actress boosted her height with a platform pair of velvet stiletto barely-there heels

Fan favourite: Jessica happily took fans' phones to take selfies with them

Fan favourite: Jessica happily took fans’ phones to take selfies with them

Jessica earlier nailed sartorial chic at the photocall for her new movie The Eyes Of Tammy Faye at San Sebastian Film Festival. 

The Golden Globe-winner looked sleek in her monochrome ensemble, which combined a black oversized blazer, tight-fitting dress trousers and a crisp white shirt. 

Yet Jessica still added a touch of Hollywood glamour to her look, donning a pair of large black sunglasses. 

Chic: Jessica earlier nailed sartorial chic at the photocall for her new movie The Eyes Of Tammy Faye at San Sebastian Film Festival

Chic: Jessica earlier nailed sartorial chic at the photocall for her new movie The Eyes Of Tammy Faye at San Sebastian Film Festival

Ensemble: The Golden Globe-winner looked sleek in her monochrome ensemble, which combined a black oversized blazer, tight-fitting dress trousers and a crisp white shirt

Ensemble: The Golden Globe-winner looked sleek in her monochrome ensemble, which combined a black oversized blazer, tight-fitting dress trousers and a crisp white shirt

Sleek: The star stepped out in a pair of sky-high black court heels as she held onto the blazer which was thrown over her shoulders

Sleek: The star stepped out in a pair of sky-high black court heels as she held onto the blazer which was thrown over her shoulders

Hollywood glamour: Yet Jessica still added a touch of Hollywood glamour to her look, donning a pair of large black sunglasses

Hollywood glamour: Yet Jessica still added a touch of Hollywood glamour to her look, donning a pair of large black sunglasses

The star stepped out in a pair of sky-high black court heels as she held onto the blazer which was thrown over her shoulders. 

The auburn beauty styled her luscious locks into mermaid-style waves, leaving her curtain bangs to fall gently across her forehead.

The actress kept her look natural for the daytime event, appearing to sport only a natural palette of makeup, including a slick of nude lipstick.

Having fun: The star appeared to have fun at the film festival, stopping for a quick boogie

Having fun: The star appeared to have fun at the film festival, stopping for a quick boogie

Mermaid locks: The auburn beauty styled her luscious locks into mermaid-style waves, leaving her curtain bangs to fall gently across her forehead

Mermaid locks: The auburn beauty styled her luscious locks into mermaid-style waves, leaving her curtain bangs to fall gently across her forehead

Forthcoming film: The forthcoming film documents the rise, fall, and redemption of American evangelist Tammy Faye Bakker, who passed away in 2007 after a battle with colon cancer

Forthcoming film: The forthcoming film documents the rise, fall, and redemption of American evangelist Tammy Faye Bakker, who passed away in 2007 after a battle with colon cancer

Uh oh! The star recently revealed that her skin has been left in bad shape following her transformation into Tammy Faye Bakker

Uh oh! The star recently revealed that her skin has been left in bad shape following her transformation into Tammy Faye Bakker

Her outing comes as the performer attended the photocall at the film festival for her upcoming movie.

The forthcoming film documents the rise, fall, and redemption of American evangelist Tammy Faye Bakker, who passed away in 2007 after a lengthy battle with colon cancer. 

The upcoming film is based on the 2000 documentary of the same name, and the cast also includes Andrew Garfield as Jim Bakker. 

Starring role: The Zero Dark Thirty actress stars as the late televangelist, who was known for caking her face in make-up, in The Eyes Of Tammy Faye

 Starring role: The Zero Dark Thirty actress stars as the late televangelist, who was known for caking her face in make-up, in The Eyes Of Tammy Faye

Heavy makeup aftermath: 'I think for sure I've done some permanent damage to my skin on this,' she told The Los Angeles Times

 Heavy makeup aftermath: ‘I think for sure I’ve done some permanent damage to my skin on this,’ she told The Los Angeles Times

Good routine: 'Listen, I eat very pure and I take very good care of my skin and I stay out of the sun and all that stuff. But it's heavy,' said the redheaded beauty

Good routine: ‘Listen, I eat very pure and I take very good care of my skin and I stay out of the sun and all that stuff. But it’s heavy,’ said the redheaded beauty

The star recently revealed that her skin has been left in bad shape following her transformation into Tammy Faye Bakker.

The Zero Dark Thirty actress stars as the late televangelist, who was known for caking her face in make-up, in The Eyes Of Tammy Faye.

Jessica revealed wearing the heavy film makeup left her skin stretched out. ‘I think for sure I’ve done some permanent damage to my skin on this,’ she told The Los Angeles Times.

'My art': Jessica Chastain pictured in her role as Tammy for her new film The Eyes Of Tammy Faye

‘My art’: Jessica Chastain pictured in her role as Tammy for her new film The Eyes Of Tammy Faye

Worlds apart: The beauty looked worlds apart from her new role as she donned a glamorous mirrorball dress at the premiere last week

Worlds apart: The beauty looked worlds apart from her new role as she donned a glamorous mirrorball dress at the premiere last week

‘Listen, I eat very pure and I take very good care of my skin and I stay out of the sun and all that stuff. But it’s heavy,’ said the redheaded beauty.

‘And when you’re wearing it all day every day — the weight of it on your body, it stretches your skin out,’ added the red carpet fixture.

‘I finally took it off and I was like, “I look 50 years old!”‘ Jessica said with a laugh.

‘No, I’m kidding. But it’s fine. It’s for my art.’

The Eyes of Tammy Faye was released in US theaters on September 17. 

Release date: The Eyes of Tammy Faye was released in US theaters on September 17

Release date: The Eyes of Tammy Faye was released in US theaters on September 17

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