Cannes 2012: day three on the red carpet - in pictures

Gucci's, Patrizio di Marc and Frida Giannini join actors Paul Bettany, Jennifer Connelly, James Woods, Robert De Niro and wife Grace Hightower at the screening of Once Upon A Time Photograph: Andreas Rentz/Getty Images

Downton Abbey star Elizabeth McGovern attends the Once Upon A Time premiere Photograph: Gareth Cattermole/Getty Images

Jada Pinkett Smith can so wear orange Photograph: Venturelli/WireImage

A member of a Mongolian delegation in traditional dress arrives for the screening of Madagascar 3: Europe's Most Wanted Photograph: Stephane Reix/EPA

Italian buisnessman Lapo Elkann and his guest in matching black and white suits attend the Madagascar 3: Europe's Most Wanted premiere Photograph: Pascal Le Segretain/Getty Images

The spitting image of her mother, Princess Caroline, Charlotte Casiraghi arrives on the red carpet on day three of the Cannes film festival Photograph: Andreas Rentz/Getty Images

Fish tail dresses have been all the rage this year on the red carpet and Paz Vega wears her black and white version with great aplomb Photograph: Mike Marsland/WireImage

Gemma Arterton smiles for the cameras as she arrives for the Madagascar 3: Europe's Most Wanted premiere Photograph: Venturelli/WireImage

Madagascar 3: Europe's Most Wanted's vocal talents: Jessica Chastain, Ben Stiller, Martin Short, Jada Pinkett-Smith and Jessica Chastain Photograph: Eric Gaillard/Reuters

Ben Stiller has a laugh as he arrives for the screening of the animated film Madagascar 3: Europe's Most Wanted Photograph: Christian Hartmann/Reuters

Jane Fonda makes it a hat-trick as she arrives for her third appearance on the red carpet this week where she is joined by Ines de la Fressange and Leila Bekhti for the screening of the animated film Madagascar 3: Europe's Most Wanted Photograph: Vincent Kessler/Reuters

Fashion and Hollywood meet on the red carpet as Roberta Armani, Giorgio Armani, Sean Penn, Petra Nemcova and Paul Haggis arrive for the screening of Reality Photograph: Joel Ryan/AP

Actress Delphine Chaneac arrives on the red carpet for the screening of the animated film Madagascar 3: Europe's Most Wanted Photograph: Reuters

Actor Vincenzo Riccio's mother forgot to pack his dress suit trousers for his moment on the Cannes red carpet Photograph: Joel Ryan/AP

Actress Salma Hayek arrives for the screening of Madagascar 3: Europe's Most Wanted Photograph: Francois Mori/AP

Director Xavier Dolan and cast members Nathalie Baye and Melvil Poupaud arrive on the red carpet for the screening of the film Laurence Anyways Photograph: Christian Hartmann/Reuters

Naomi Watts looks glorious even if a bit last season in a nude coloured dress Photograph: Mike Marsland/WireImage

US actress Jessica Chastain arrives for the screening of Madagascar 3 Europe's Most Wanted Photograph: Valery Hache/AFP/Getty Images