Melbourne, Nov 6 Hollywood actress Angelina Jolie proved she's still as sexy as she was before giving birth to her twins when she flaunted her post-baby bod in her new film - wearing just lingerie.

Jolie started shooting for her new film Salt just six months after giving birth to the twins Knox and Vivienne and the revealing scenes show the actress has managed to regain her flat stomach after the pregnancy.

In the new trailer, released online this week, Jolie's character is briefly seen in her underwear.

With her head out of camera shot, the 34-year-old is seen walking towards a bed wearing an open dressing gown, which reveals her black bra and knickers, reports the Courier Mail.

There are speculations that she may have hired a body double, however the tattoos on her waistline reveal its Jolie.

The new film stars Jolie as a CIA agent Evelyn Salt who is forced to go on the run after she is accused of being a Russian sleeper spy. (ANI)