Sienna Miller looks effortlessly stylish in a pale blue cut-out midi dress

Sienna Miller looked effortlessly stylish as she attended The Sandman world premiere at the BFI Southbank in London on Wednesday night.

The actress, 40, looked as beautiful as ever in a pale blue cut-out midi dress at the star-studded event and beamed for the cameras after jetting back from her St Tropez summer break this week. 

Elsewhere Gwendoline Christie put on a quirky display, with the Game of Thrones actress, 43, posing up a storm in a gold ruched dress with a high neck design that bizarrely had a denim section at the bottom. 

Different: Elsewhere Gwendoline Christie put on a quirky display at the premiere

Stars: Sienna Miller looked effortlessly stylish as she attended The Sandman world premiere at the BFI Southbank in London on Wednesday night alongside Gwendoline Christie

Sienna made sure all eyes were on her in the pastel number which had puffy sleeves and flashed a glimpse of her toned abs with the cut-out on her midriff.

She completed her look with strappy white heels and toted a matching over the shoulder bag while styling her blonde tresses into an up do and opting for natural but pretty makeup. 

Meanwhile Gwendoline commanded attention in her different dress which was teamed with huge grey stilettos to boost her height.

The blonde beauty – who will play Lucifer in the fantasy drama series – wore her light tresses in loose waves over her shoulders and opted for a natural makeup look.

Stunning: The actress, 40, looked as beautiful as ever in a pale blue cut-out midi dress at the star-studded event and beamed for the cameras after jetting back from her St Tropez summer break this week

Stunning: The actress, 40, looked as beautiful as ever in a pale blue cut-out midi dress at the star-studded event and beamed for the cameras after jetting back from her St Tropez summer break this week

All smiles: Sienna made sure all eyes were on her in the pastel number which had puffy sleeves and flashed a glimpse of her toned abs with the cut-out on her midriff

All smiles: Sienna made sure all eyes were on her in the pastel number which had puffy sleeves and flashed a glimpse of her toned abs with the cut-out on her midriff

She was joined by a glamorous Joely Richardson at the glitzy event who wore a sweeping pink satin dress.  

Joely wowed in her flowing bright number which had billowing sleeves and flattering shape. 

Also at the premiere were Tallia Storm, Dawn O’Porter and Edith Bowman who looked great in a shiny green and black patterned dress. 

Glowing: She completed her look with strappy white heels and toted a matching over the shoulder bag while styling her blonde tresses into an up do and opting for natural but pretty makeup

Glowing: She completed her look with strappy white heels and toted a matching over the shoulder bag while styling her blonde tresses into an up do and opting for natural but pretty makeup

Support: The Sandman star Tom Sturridge has nine-year-old daughter Marlowe with ex-girlfriend Sienna hence her appearance at the premiere

Support: The Sandman star Tom Sturridge has nine-year-old daughter Marlowe with ex-girlfriend Sienna hence her appearance at the premiere 

Netflix’s upcoming series The Sandman, is an adaptation of Neil Gaiman’s DC comic books.

Jenna Coleman will play occult detective Johanna Constantine in the highly-anticipated episodes. 

The streaming service described The Sandman as ‘a rich blend of modern myth and dark fantasy in which contemporary fiction, historical drama and legend are seamlessly interwoven.

Quirky: Meanwhile Gwendoline commanded attention in her different dress which was teamed with huge grey stilettos to boost her height

Part: Gwendoline stars as ruler of hell Lucifer

Quirky: Meanwhile Gwendoline commanded attention in her different dress which was teamed with huge grey stilettos to boost her height

Radiant: The blonde beauty - who will play Lucifer in the fantasy drama series - wore her light tresses in loose waves over her shoulders and opted for a natural makeup look

Radiant: The blonde beauty – who will play Lucifer in the fantasy drama series – wore her light tresses in loose waves over her shoulders and opted for a natural makeup look

Exciting project: Netflix 's upcoming series The Sandman, is an adaptation of Neil Gaiman's DC comic books

Exciting project: Netflix ‘s upcoming series The Sandman, is an adaptation of Neil Gaiman’s DC comic books

Interesting: The streaming service described The Sandman as 'a rich blend of modern myth and dark fantasy in which contemporary fiction, historical drama and legend are seamlessly interwoven

Interesting: The streaming service described The Sandman as ‘a rich blend of modern myth and dark fantasy in which contemporary fiction, historical drama and legend are seamlessly interwoven

Incredible: She was joined by a glamorous Joely Richardson at the glitzy event who wore a sweeping pink satin dress

Wow! She looked great in pink for the glitzy event

Incredible: She was joined by a glamorous Joely Richardson at the glitzy event who wore a sweeping pink satin dress

Happy: Joely wowed in her flowing bright number which had billowing sleeves and flattering shape as she beamed

Happy: Joely wowed in her flowing bright number which had billowing sleeves and flattering shape as she beamed 

‘The Sandman follows the people and places affected by Morpheus, the Dream King, as he mends the cosmic — and human — mistakes he’s made during his vast existence.’

Tom Sturridge will play the main character Morpheus, aka Dream. 

Netflix also announced that Star Wars star Mark Hamill, 70, will voice the character of Merv Pumpkinhead.

Working it! Also at the event was music star Tallia Storm who put on a daring display in a black and nude dress

Working it! Also at the event was music star Tallia Storm who put on a daring display in a black and nude dress

Confidence is key: Tallia made sure all eyes were on her in the daring dress as she posed up a storm at the event

Confidence is key: Tallia made sure all eyes were on her in the daring dress as she posed up a storm at the event

Beauty! Radio star Edith Bowman looked great in a shiny green and black patterned dress for the premiere

Lovely: She showed off her sense of style

Beauty! Radio star Edith Bowman looked great in a shiny green and black patterned dress for the premiere 

Main star: Sienna's ex partner Tom Sturridge - who plays the main character - wore a black velvet suit

Main star: Sienna’s ex partner Tom Sturridge – who plays the main character – wore a black velvet suit 

Elsewhere Gwendoline stars as ruler of hell Lucifer, Kirby Howell-Baptiste, 35, as Dream’s sister Death and Boyd Holbrook, 40, as living nightmare and main antagonist The Corinthian. 

The Sandman series by Neil was published by DC Comics with the original series running for 75 issues from January 1989 to March 1996. 

The critically acclaimed work was one of the first few graphic novels ever to be on The New York Times Best Seller list, along with Maus, The Dark Knight Returns and Watchmen. 

Can't wait: The Sandman is widely regarded as one of the greatest graphic novels of all time

Kind: She chatted with fans on the red carpet

Can’t wait: The Sandman is widely regarded as one of the greatest graphic novels of all time

Progress: Film and TV adaptations had been in development over the years until Netflix seized control in June 2019 with a production deal

Progress: Film and TV adaptations had been in development over the years until Netflix seized control in June 2019 with a production deal

The Sandman is widely regarded as one of the greatest graphic novels of all time.

Film and TV adaptations had been in development over the years until Netflix seized control in June 2019 with a production deal.

The Sandman star Tom has nine-year-old daughter Marlowe with ex-girlfriend Sienna. 

Popular: The Sandman series by Neil was published by DC Comics with the original series running for 75 issues from January 1989 to March 1996

Popular: The Sandman series by Neil was published by DC Comics with the original series running for 75 issues from January 1989 to March 1996

Bodycon: Actress Tabitha Lyons wore a tight blue mini dress on the red carpet

Bodycon: Actress Tabitha Lyons wore a tight blue mini dress on the red carpet 

Action: Tabitha is an actress, known for Tomb Raider: No Angel (2013) and Lockdown Kings (2020)

Action: Tabitha is an actress, known for Tomb Raider: No Angel (2013) and Lockdown Kings (2020)

Bold: Sanjeev Bhaskar wore a purple suit as he made his appearance at the premiere in London

Bold: Sanjeev Bhaskar wore a purple suit as he made his appearance at the premiere in London

Ensemble: Amber Anderson looked sophisticated in a lace black dress at the event

Ensemble: Amber Anderson looked sophisticated in a lace black dress at the event

Looking lovely: Jill Winternitz wowed in a black embellished dress and toted a silver handbag

Looking lovely: Jill Winternitz wowed in a black embellished dress and toted a silver handbag

Bright! Ruby opted for an orange dress on the night which she teamed with chunky white trainers

Bright! Ruby opted for an orange dress on the night which she teamed with chunky white trainers

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