Making an entrance: Keira arrived at the film festival in serious style wearing Mary Katrantzou. Photo:GettyImages
We can't wait to see what she pulls out of the bag for the big premiere...
Keira stars in A Dangerous Method alongside Viggo Mortensen, Vincent Cassell and Michael Fassbender.
Click on our gallery below to see who else has been walking the red carpet at the 2011 Venice Film Festival:
- Selma Blair at the Dark Horse Premiere<p> Selma Blair was the festival's token scarlet woman at the <em>Dark Horse</em> premiere, in this striking red Lanvin gown.</p>
- Kaya Scodelario at the Wuthering Heights screening<p> Skins star Kaya Scodelario was suddenly looking all grown up at this year's Venice Film Fest in this delicate lace creation. The actress plays Cathy in a remake of <em>Wuthering Heights</em>.</p>
- Colin Firth at the Tinker Tailor Soldier Spy photo call<p> Colin Firth was dapper in his silvery suit at the photo call for <em>Tinker Tailor Soldier Spy</em>.</p>
- Gary Oldman at the Dark Horse photo call<p> Gary Oldman upped the man count at this year's Film Festival, at the <em>Dark Horse</em> photo call.</p>
- Selma Blair at the Dark Horse photo call<p> The beautiful Selma Blair showed off her impressive post-pregnancy figure at the <em>Dark Horse</em> premiere, in a curve-clinging Roland Mouret dress.</p>
- Selma Blair at the Lancia Cafe<p> Another sleek look from Selma Blair at the Venice Film Festival; this time an androgynous black tux dress.</p>
- Madonna, Frida Giannini and Jessica Chastain<p> Madonna was joined by Frida Giannini and Jessica Chastain at the Gucci Women in Cinema Awards at this year's Venice Film Festival. And naturally, all three ladies donned their finest Gucci gowns for the occasion. </p>
- Jessica Chastain at the Wilde Salome premiere<p> Jessica Chastain was picture-perfect in the second Elie Saab Couture hit of the festival, at the premiere of <em>Wilde Salome</em>. (The first being courtesy of Diane Kruger.)</p>
- Al Pacino and Jessica Chastain at the Wilde Salome photo call<p> Prior to the big premiere, Al Pacino shared a playful moment with co-star Jessica Chastain at the <em>Wilde Salome</em> photo call.</p>
- Kate Winslet at the Mildred Pierce premiere<p> Not only is Kate in town to promote new movie <em>Carnage</em>, but her TV mini-series <em>Mildred Pierce </em>is also showing at the film festival. The actress cut a striking sillhouette in this body-con Stella McCartney dress at the premiere.</p>
- Evan Rachel Wood at the Mildred Pierce premiere<p> Evan Rachel Wood donned her second Alexandra Rich dress of the festival, in this side-split black lace creation.</p>
- Keira Knightley at A Dangerous Method premiere<p> Keira Knightley slipped into this intricate gold-lace Valentino Couture gown for the premiere of <em>A Dangerous Method. </em></p>
- Gwyneth Paltrow at the Contagion premiere<p> Gwyneth Paltrow stole the show at the <em>Contagion</em> premiere in this gorgeous blush pink Prada dress - her second Prada pick of the day.</p>
- Matt Damon and Luciano Barroso at the Contagion premiere<p> Matt Damon also joined Gwyneth Paltow at the <em>Contagion</em> premiere, with his wife Luciano.</p>
- Jennifer Ehle at the Contagion premiere<p> Jennifer Ehle flashed her pins in this strapless emerald gown with thigh-high split.</p>
- Gwyneth Paltrow at the Contagion photo call<p> Gwyneth got the flashbulbs popping at the <em>Contagion</em> photo call, arriving in this summery orange Prada dress.</p>
- Evan Rachel Wood and Kate Winslet at the Mildred Pierce photo call<p> Evan Rachel Wood and Kate Winslet were matching in monochrome for the <em>Mildred Pierce </em>photo call.</p>
- Keira Knightley at A Dangerous Method photo call<p> Keira Knightly ensured she made her grand Venice entrance in style, in this covetable silk print Mary Katrantzou dress.</p>
- Kate Winslet at the Carnage premiere<p> Winslet wore a figure-hugging Victoria Beckham dress to the premiere of <em>Carnage</em>. She teamed the structured design with a sparkly pair of Jimmy Choos and a slick quiff.</p>
- Madonna at the W.E premiere<p> Madonna opted for custom-made Vionnet gown for the premiere of her new film, <em>W.E</em>. She completed her look with a pair of Miu Miu sunglasses, red lipstick and 40s style curls in her hair.</p>
- Bar Refaeli at the Carnage premiere<p> Bar got top marks for her figure in this lace jumpsuit but we were less convinced by the garment itself as she arrived for the premiere of <em>Carnage</em>.</p>
- Andrea Risborough at the W.E premiere<p> Andrea Riseborough went all fairytale on us in this princess-worthy Christian Dior Couture gown.</p>
- Natasha Poly at the W.E premiere<p> Model Natasha Poly was breathtakingly beautiful in this striking fuchsia Gucci gown.</p>
- Abbie Cornish at the W.E premiere<p> Abbie Cornish brought some added sartorial drama to the <em>W.E</em> premiere in this tiered Versace Couture creation.</p>
- Asia Argento at the Carnage premiere<p> As one of the jury members, we saw a lot of Asia Argento at last year's Venice Film Festival, and the actress made a grand return for the <em>Carnage</em> premiere, in this gothic black lace Alberta Ferretti design.</p>
- Marisa Tomei at the Carnage premiere<p> It was a more classic Marisa Tomei at the premiere of <em>Carnage</em>, swapping the high-octane gown for a ladylike printed shift dress and courts.</p>
- Kate Winslet at the Carnage photo call<p> Kate went for simple chic with a figure-hugging LBD and blazer for a <em>Carnage</em> photo call.</p>
- Cindy Crawford at The Ides of March premiere<p> Cindy Crawford was the token scarlet siren at the opening night of the 2011 Venice Film Festival, in this stunning red Roberto Cavalli gown.</p>
- George Clooney at The Ides of March premiere<p> George Clooney was his standardly dapper self at the premiere for his new thriller, <em>The Ides of March. </em></p>
- Diane Kruger at The Ides of March premiere<p> Diane Kruger completely stole the show at the premiere for <em>The Ides of March</em>, sweeping down the red carpet in this beautiful Elie Saab Couture gown. We love.</p>
- Evan Rachel Wood at The Ides of March premiere<p> Evan Rachel Wood made a real style statement in this button-front Alexandra Rich design, teamed with black Giuseppe Zanotti shoes.</p>
- Marisa Tomei at The Ides of March premiere<p> Marisa Tomei brought a welcome splash of colour to <em>The Ides of March</em> premiere, in this refreshing mustard Marios Schwab dress.</p>
- Bianca Brandolini at The Ides of March premiere<p> Stylista Bianca was dressed to impress in Venice, wearing this striking leopard and feather Giambattista Valli Couture creation.</p>
- Violante Placido at The Ides of March premiere<p> Violante shimmered down the red carpet in this ice-blue Alberta Ferretti gown.</p>
- Vittoria Puccini at The Ides of March premiere<p> Vittoria Puccini - one of the hosts at this year's Venice Film Festival - pulled out all the style stops in her feathered Versace frock.</p>
- Evan Rachel Wood at The Ides of March photocall<p> Evan Rachel Wood tapped the androgynous trend to appear at a photocall for <em>The Ides of March</em>, in a chic Dolce & Gabbana suit.</p>
- Eli Roth<p> Eli Roth was one of the many film bods to attend the official Film Festival opening dinner.</p>
- Livia and Colin Firth at the Tinker Tailor Soldier Spy premiere<p> Colin Firth made his big red carpet return for the premiere of <em>Tinker Tailor Soldier Spy</em>, along with his lovely wife Livia - in a strapless eco-friendly silver dress from Reclaim to Wear.</p>
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