Sean Penn’s daughter Dylan puts on a leggy display in grey mini dress

She wowed in a little black dress at a swanky Louis Vuitton dinner during Cannes Film Festival on Tuesday night.

And Sean Penn’s daughter Dylan stepped out in a more casual ensemble on Wednesday as she enjoyed a day out in the south of France.

The beauty, 30, put on a leggy display in a grey mini dress that showed off her lithe and toned figure. 

Staying hydrated: Sean Penn’s daughter Dylan put on a leggy display in grey mini dress while out in Cannes on Wednesday after wowing at Louis Vuitton dinner the night before

She teamed her thigh-skimming number with a pair of black flip flops and quilted over the shoulder handbag.

She wore a pair of round sunglasses on her makeup-free face and wore her long blonde tresses in an up do.

Staying hydrated after her night of partying, Dylan carried a large bottle of water with her and munched on an apple.  

Wow: The beauty, 30, put on a leggy display in a grey mini dress that showed off her lithe and toned figure

Wow: The beauty, 30, put on a leggy display in a grey mini dress that showed off her lithe and toned figure

She’s spent most of her time in Cannes alongside her father Sean as they promote their new film. 

Yet Dylan had her brother Hopper for company as they attended the Louis Vuitton dinner at at Fred L’Ecailler during the Film Festival on Tuesday. 

Looking every inch the showbiz family, the famous siblings had all eyes on them as they posed for snaps at the event. 

Dylan looked radiant as she slipped into a little black dress that skimmed over her lithe figure. 

Style: She teamed her thigh-skimming number with a pair of black flip flops and quilted over the shoulder handbag

Style: She teamed her thigh-skimming number with a pair of black flip flops and quilted over the shoulder handbag

The garment was adorned with sequin detailing on the bodice and a knitted skirt that flared out to knee length. 

She boosted her frame with a pair of smart black heels and injected some glitz with a glittering silver clutch bag and chandelier earrings.  

Hopper, 27, looked dapper as he sported a navy Louis Vuitton jacket and chinos. 

The siblings have been in Cannes for the premiere of Flag Day, which is the eighth film their father Sean has directed. 

Fresh faced: She wore a pair of round sunglasses on her makeup free face and wore her long blonde tresses in an up do

Fresh faced: She wore a pair of round sunglasses on her makeup free face and wore her long blonde tresses in an up do

The movie is a family affair with Dylan and Hopper among the star-studded cast.   

Flag Day is about a father who leads multiple lives as a counterfeiter, bank robber and con man to provide for his daughter.

Josh Brolin, Norbert Leo Butz, Dale Dickey, Eddie Marsan, Bailey Noble and Hopper Jack Penn will also star.

The film is based on the novel by Jennifer Vogel, called Flim-Flam Man: The True Story Of My Counterfeit Life. 

Siblings: It comes after Dylan had her brother Hopper for company as they attended the Louis Vuitton dinner at at Fred L'Ecailler during the Film Festival on Tuesday

Siblings: It comes after Dylan had her brother Hopper for company as they attended the Louis Vuitton dinner at at Fred L’Ecailler during the Film Festival on Tuesday

Sean shares his daughter Dylan and son Hopper, 28, with House of Cards actress Robin Wright, 53, Sean’s second wife.

The family lived together in Marin County, California until their parents’ divorce in 2010.

Dylan received early career success with modelling campaigns for the likes of Gap, and has appeared in several independent films. 

Hopper has worked on movies Heirlooms and Puppy Love, and will also appear alongside his father and sister in Flag Day. 

Dressed to impress: Dylan looked radiant as she slipped into a little black dress that skimmed over her lithe figure

Dressed to impress: Dylan looked radiant as she slipped into a little black dress that skimmed over her lithe figure

Sean is next set to star opposite Dakota Johnson in Daddio, which will explore two complete strangers making revelations about ‘sex and power dynamics’, according to Deadline.

The actress, 31, will be playing a young woman who is picked up from JFK airport by a cabbie named Clark, played by Seann.

After the duo engage in ‘amusing chit chat’, the conversation veers into ‘mysterious and playful’ before growing into ‘viscerally honest revelations about relationships, sex and power dynamics, loss and vulnerability,’ according to the website.

Family affair: The siblings have been in Cannes for the premiere of Flag Day, which is the eighth film their father Sean has directed

Family affair: The siblings have been in Cannes for the premiere of Flag Day, which is the eighth film their father Sean has directed

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