Amfar ball 2015
The leading ladies at the amfAR ball.AFP / Getty Images

After all the red carpet appearances and media interviews it was time for the A list stars in Cannes to let their hair down at amfAR's 22nd Cinema Against AIDS black tie Gala.

Amfar ball 2015
Eva LongoriaAFP / Getty Images

It's a highlight of the Cannes Film Festival and this time, everyone's dressing up all for a good cause.

One by one the stars descended on the Hotel du Cap-Eden-Roc on Thursday evening (21 May) for the event hosted by Bold Films and Harry Winston in a dazzling parade of non-stop glamour.

amfAR
Kendall JennerAFP / Getty Images

Leading the way were models Kendall Jenner, Gigi Hadid and Lara Stone all of whom had dazzled on the red carpet.

The Keeping Up with The Kardashians star followed up her stunning entrance on Wednesday in an Azzedine Alaia two-piece ensemble, with another youthful crop top and full skirt from the Calvin Klein Collection.

Amfar ball 2015
Bollywood beauty Aishwarya Rai Bachchan.AFP / Getty Images

Bollywood beauty Aishwarya Rai Bachchan, whose stunning red carpet appearances have been the talk of the festival looked 'pretty in purple' in a glittering gown with mauve tones.

22-year-old Victoria's Secret model Karlie Kloss showed off her svelte figure in a loose-fitting silver Tom Ford dress.

Amfar ball 2015
Sarah FergusonAFP / Getty Images

As well as the model set, the movie stars mingled with the biggest names in music and even British royalty. Eva Longoria, Irina Shayk, Chanel Iman, Lily Donaldson, Charli XCX and Dita Von Teese rubbed shoulders with Sarah Ferguson.

Amfar ball 2015
Sienna MillerAFP / Getty Images

Cannes jury member British actress Sienna Miller also made an appearance in a stunning silver dress. Rita Ora turned heads in a heavily ruffled Marchesa dress from the designer brand's Autumn/Winter 2015 collection while British singer Charli XCX looked wore her trademark black Vivienne Westwood dress.

Amfar ball 2015
Rita OraAFP / Getty Images

The L'Oreal ambassadors were out in force with Hollywood beauty Eva Longoria wearing a delicate mint green gown by Georges Hobeika.

Amfar ball 2015
Paris HiltonAFP / Getty Images

US socialite Paris Hilton wore a dress in a lilac shade covered with delicate embellishments.

The event will feature a live auction, musical performances and a fashion show.

Last year's event raised a record $35 million for amfAR, a foundation dedicated to ending AIDS through research.