Helena Bonham Carter goes for Hollywood drama in a Vivienne Westwood gown and silver-framed shades.

And the most dramatic entrance of the night goes to...Gizzi Erskine.

She's in a 1967 Carven haute couture sequinned dress in black silk chiffon from WilliamVintage.

Sophie Ellis Bextor is stunning in a floor-length black gown with sheer sleeves.

Caroline Flack is another gothic fan in a high-impact strapless 1948 Ceil Chapman dress in black moiré silk from WilliamVintage.

It's a super-sleek Safiyaa dress for Rochelle Humes.

Phoebe-Lettice Thompson makes a bold statement in a sheer gold gown with feathered collar.

Coronation's Street's Samia Ghadie dazzles in a classic black evening gown.

Olivia Colman, who took the Best Actress award for her role in Broadchurch, gives the thumbs up in an elegant emerald green gown.

Sheridan Smith teams her new purple hair with a bright white dress for the event.

Julie Walters, recipient of the Bafta fellowship, models an edgy-yet-glamorous monochrome dress with silver accessories.

Maxine Peake makes an entrance in a stunning floor-length satin gown.

Keeley Hawes goes for a monochrome floral print dress with Peter Pan collar.

Tess Daly strikes a pose in a sheer pleated dress with black patent belt.

Daly's Strictly Come Dancing co-host Claudia Winkleman opts for a strapless plum bodycon dress.

Downton Abbey's Elizabeth McGovern looks ice-cool in a long-sleeved white jacket dress.

Fello Downton Abbey star Laura Carmichael, aka Lady Edith, sticks to a classic, yet elegant, LBD.

Coronation Street's Jane Danson wears a strapless midnight blue gown with jewel detail.

Naomi Campbell looks flawless in a light grey maxi dress with cutaway detail.

Davina McCall is classically stylish in a long one-shoulder gown.

Mary Berry hits the red carpet in an elegant monochrome gown and pearls.

Dragons' Den stars Deborah Meaden, Kelly Hoppen and a kilt-wearing Duncan Bannatyne add a splash of colour to Peter Jones' and Piers Linney's tuxedos.

Amanda Byram is floaty and feminine in a stunning Dennis Basso gown.

It's a '50s-style gown and up-do for Ophelia Lovibond in a 1965 Tassell dress in pink silk brocade from WilliamVintage.

Susanna Reid's fuchsia gown is a red carpet hit.

Millie Mackintosh and Professor Green almost stole the show.

The Made in Chelsea star wore a shimmering gold-embellished Julien Macdonald gown and Kate Spade clutch, while her rapper partner wore a bright blue suit and matching T-shirt.