First Steps" star Vanessa Kirby breaks down Sue Storm's birth scene and her mid-credits moment with Robert Downey Jr. as Doctor Doom.

Vanessa Kirby didn’t expect her first pregnancy to come with superpowers — but art has a funny way of imitating life. The Crown alum, who is currently expecting her first child, says stepping into the role of Marvel’s Invisible Woman helped her prepare for motherhood in ways she didn’t see coming.

The actress, who plays Sue Storm in the upcoming Marvel film, is pregnant and expecting her first baby with boyfriend Paul Rabil

Kirby then traded her jersey halterneck dress for an open-knit cage midi from Alaïa in black, which she accessorized with a top-handle bag from Givenchy. Here, the strappy sandals stayed, and the blazer remained draped over her shoulders.

From her breakthrough on The Crown to blockbusters and her Marvel debut, Vanessa Kirby is now stepping into motherhood with partner Paul Rabil by her side.

On the latest episode of the Happy Sad Confused podcast, the Fantastic Four: First Steps star, 37, opened up about how it's been filming the latest installment of the Avengers franchise while pregnant. She said it's the "coolest thing" to shoot the movie, adding that the cast and crew have been "utterly amazing."

Vanessa Kirby has recently revealed what it’s like to have fake baby bump than a real pregnancy.Me Before You star made an appearance on Late Night With Seth Meyers on July 23 where she

Kirby's Alaïa dress provided plenty of coverage for the mom-to-be, creating a strong contrast against the dainty heels. The dress featured a mock-neck, a ruched detail along the waist and a midi-skirt with a slight slit that made the shoes the focal point of her ensemble.