Tom Hiddleston, Rachel Zegler and Paddington walk Oliviers red carpet

Marmalade enthusiast Paddington was among the stars walking the red carpet ahead of the ceremony

West Side Story and Snow White star Rachel Zegler recently appeared in a new production of Evita

Hollywood actress Cate Blanchett starred in a West End production of The Seagull last year

Bryan Cranston and Marianne Jean Baptiste recently performed together in Arthur Miller's All My Sons

Actress Rosamund Pike starred in Inter Alia, the latest legal drama written by Prima Facie's Suzie Miller

US actress Marisha Wallace recently starred in a production of Cabaret in the West End and on Broadway

Tom Hiddleston, pictured with partner and actress Zawe Ashton, recently starred in Much Ado About Nothing

Vanessa Williams plays demon magazine editor Miranda Priestly in the stage production of The Devil Wears Prada

Oscar nominee Monica Barbaro is currently starring in Les Liaisons Dangereuses at the National Theatre

30 Rock star Jane Krakowski appeared in musical Here We Are at the National Theatre last year

West End star Beverley Knight is back as a guest after hosting last year's Oliviers ceremony

This year's event is being hosted by comedian Nick Mohammed, the Ted Lasso star and Celebrity Traitors contestant who has also had a successful theatre run with his own comedy musical A Christmas Carol (ish)

Actress Elizabeth Hurley walked the red carpet with son Damian (left) and partner Billy Ray Cyrus

I May Destroy You star Paapa Essiedu starred opposite Cranston and Jean-Baptiste in All My Sons

Chicken Shop Date creator Amelia Dimoldenberg is no stranger to awards ceremonies, after recently fronting the Oscars' social media coverage

Broadcaster Anita Rani made light of the April showers as she posed for photographs

Reality star Stephen Libby repeated some of the outstanding fashion sense recently brought to The Traitors

This Is Going To Hurt and One Day star Ambika Mod recently appeared in Every Brilliant Thing

Dame Elaine Paige is the recipient of this year's Special Award, in recognition of her long theatre career

As usual, singer Boy George sported arguably the best headgear of anybody on the red carpet...

...and possibly the best footwear as well

McFly's Tom Fletcher composed the songs for Paddington The Musical

Dancer and choreographer Oti Mabuse is best known for her years on Strictly Come Dancing

Influencer and former Strictly contestant Saffron Barker was among the other guests at the event

Theatre star and Coronation Street actress Claire Sweeney plays Miss Hannigan in the touring production of Annie

British actress Olivia Williams is starring as Nurse Ratched in One Flew Over the Cuckoo's Nest at The Old Vic

Actress and singer Minnie Driver also appeared in the Soho Place production of Every Brilliant Thing

Bonnie Langford is currently starring in Paddington The Musical

Bridgerton star Adjoa Andoh's recent theatre credits include An Oak Tree and Richard III

Social media personality Kyron Hamilton came dressed appropriately for the changeable April temperatures

Jo Whiley also posed for pictures ahead of hosting coverage of the ceremony for BBC Radio 2

You may not recognise their faces, but James Hameed provides the voice of Paddington, while Arti Shah is one of the performers inside the bear costume

The Olivier Awards take place every April at London's Royal Albert Hall