She stars in the new film, Bombshell, about the downfall of late Fox News chairman Roger Ailes, alongside Nicole Kidman and Charlize Theron.

And on Sunday, Margot Robbie showed off her slim physique in a fringed dress as she attended a special screening of the movie in Los Angeles.

The 29-year-old actress looked beautiful as she posed in the frock, which featured a detailed bodice and sheer sleeves.

Beauty in black! Margot Robbie flaunted her slim physique in a fringed dress at a screening of Bombshell in Los Angeles on Sunday

Margot also posed with Bombshell’s director, Jay Roach, shortly after arriving at the event.

Glamorous: The 29-year-old actress looked beautiful as she posed in the frock, which featured a detailed bodice and sheer sleeves

Margot also posed with Bombshell’s director, Jay Roach, shortly after arriving at the event

Jay wore a black-on-black ensemble and couldn’t wipe the smile off his face as he stood alongside his leading actress.

Following her photo with Jay, Margot then embraced processional surfer Courtney Conlogue and Nick Davis.

She also posed with writer Charles Randolph and film director David O. Russell.

Friends: Margot embraced processional surfer Courtney Conlogue (right) and Nick Davis (left)

Bombshell tells the story of several women at Fox News who set out to expose the company’s CEO, Roger Ailes, for 𝑠e𝑥ual harassment.

It is based on real events that rocked the network in 2016 when more than twelve women accused Ailes, who died in May 2017, of misconduct.

Bombshell will be released in Australian cinemas in January 2020.

True story: Bombshell tells the story of several women at Fox News who set out to expose the company’s CEO, Roger Ailes, for 𝑠e𝑥ual harassment. Margot is pictured with Charles Randolph (centre) and director David O. Russell (right)