Here are the winners in full:

Best Performer in a Play

Sponsored by Cabbells

Winners: 

Elan Davies for Imrie at Sherman Theatre, Cardiff

Isobel Thom for I, Joan at Shakespeare’s Globe, London

Also nominated:

Bukky Bakray for Sleepova at Bush Theatre, London
Rita Bernard-Shaw for Trouble in Butetown at Donmar Warehouse, London
Natalie Blair for Spring and Port Wine at Octagon Theatre, Bolton
Rhian Blundell for Let the Right One In at Royal Exchange Theatre, Manchester
Rilwan Abiola Owokoniran for The Importance of Being Earnest at Leeds Playhouse and touring
Daniel Rock for Richard the Second at Omnibus Theatre, London and touring

Best Performer in a Musical

Sponsored by Carnival Cruise Line

Winner: 

Jessica Lee for Miss Saigon at Crucible Theatre, Sheffield

Also nominated:

Liv Andrusier for Ride at Charing Cross Theatre, London
Josh Barnett for Newsies at Troubadour Wembley Park Theatre, London
Arcangelo Ciulla for Newsies at Troubadour Wembley Park Theatre, London
Carla Dixon-Hernandez for Mrs Doubtfire at Shaftesbury Theatre, London
Drew Hylton for Unexpected Twist: An Oliver Twisted Tale at Royal and Derngate, Northampton
Maisie Smith for Strictly Ballroom the Musical at Churchill Theatre, Bromley and touring

Best Director

Sponsored by Arts Council England

Winner: 

Emily Ling Williams for A Playlist for the Revolution at Bush Theatre, London

Also nominated:

Daniel Blake for Bones at Park Theatre, London
Indiana Lown-Collins for The Solid Life of Sugar Water at Orange Tree Theatre, London
Denzel Westley-Sanderson for The Importance of Being Earnest at Leeds Playhouse and touring

Best Designer

Sponsored by Wimbledon College of Arts, UAL

Winner:

Andrea Scott for My Neighbour Totoro at Barbican Theatre, London (video)

Also nominated:

Carly Brownbridge for Agatha at Theatre503, London (set & costume)
Peter Butler for The Shape of Things at Park Theatre, London (set & costume)

Best Writer

Sponsored by Sonia Friedman Productions

Winner: 

Anoushka Lucas for Elephant at Bush Theatre, London

Also nominated:

Sasha Hails for Possession at Arcola Theatre, London
Lenny Henry for August in England at Bush Theatre, London
Jennifer Lunn for Es & Flo at Wales Millennium Centre, Cardiff
Richard Mylan for Sorter at Swansea Grand Theatre
Zak Zarafshan for The Boys Are Kissing at Theatre503, London

Best Composer, Lyricist or Book Writer

Sponsored by Crossroads Live

Winner: 

Michael R Jackson for A Strange Loop at Barbican Theatre, London

Also nominated:

Gerel Falconer for Alice in Wonderland at Brixton House, London
Jenny Moore for Robin Hood: The Legend. Re-written at Regent’s Park Open Air Theatre, London
Lilly Pollard for Sugar Coat at Southwark Playhouse, London

Best West End Debut Performer

Sponsored by TodayTix

Winner:

Rose Ayling-Ellis for As You Like It at @sohoplace

Also nominated:

Emily Fairn for Brokeback Mountain at @sohoplace
Mike Faist for Brokeback Mountain at @sohoplace
Kyle Ramar Freeman for A Strange Loop at Barbican Theatre
Gabriel Howell for The Unfriend at Criterion Theatre
Paul Mescal for A Streetcar Named Desire at Phoenix Theatre
Zachary Quinto for Best of Enemies at Noël Coward Theatre
Samira Wiley for Blues for an Alabama Sky at National Theatre

Best Creative West End Debut

Sponsored by Trafalgar Entertainment 

Winners:

Tingying Dong for The Crucible at National/Gielgud Theatre (sound designer)

Rob Madge for My Son’s a Queer, (But What Can You Do?) at Garrick/Ambassadors Theatre (writer)

Also nominated:

Joe Bunker for Operation Mincemeat at Fortune Theatre (musical director)
David Cumming, Natasha Hodgson, Zoë Roberts and Felix Hagan (SpitLip) for Operation Mincemeat at Fortune Theatre (composer, lyricist & book writer)
Michael R Jackson for A Strange Loop at Barbican Theatre (composer, lyricist & book writer)
Scott Le Crass for Rose at Ambassadors Theatre (director)