Other winners include Ian McKellen and Vanessa Redgrave
This year's UK Theatre Award-winners have been announced, with Sheffield Theatres leading the way with five awards.
Daniel Evans' productions of Show Boat and Flowers For Mrs Harris shared the Best Musical Production award, as well as the Best Design award for Lez Brotherson's work on the two productions. Clare Burt won Best Performance in a Musical for her portrayal of Ada Harris in Flowers For Mrs Harris, and Rebecca Trehearn took home Best Supporting Performance for her Julie La Verne in Show Boat.
Sheffield Theatres won further acclaim in the Best New Play category, which was awarded to Charlene James' Cuttin' It, a co-production with the Young Vic, Royal Court Theatre, Birmingham Rep, Sheffield Theatres and The Yard Theatre.
Elsewhere, Paapa Essiedu won Best Performance in a Play for his Hamlet with the RSC, Raz Shaw won Best Director for Wit at the Royal Exchange, Manchester, and James Dacre's production of The Herbal Bed won Best Touring Production.
Ian McKellen was honoured with an award for Outstanding Contribution to British Theatre, and Vanessa Redgrave won The Gielgud Award for Excellence in The Dramatic Arts.
Best New Play: Cuttin' It by Charlene James – a Young Vic/Royal Court Theatre co-production with Birmingham Repertory Theatre, Sheffield Theatres and The Yard Theatre.
Best Musical Production: Flowers For Mrs Harris – directed by Daniel Evans, a Sheffield Theatres Production AND Show Boat – directed by Daniel Evans, a Sheffield Theatres production
Best Touring Production: The Herbal Bed – directed by James Dacre, a co-production by Royal & Derngate Northampton, English Touring Theatre and Rose Theatre Kingston
Best Show For Children And Young People: The Hobbit – a The Dukes production
Best Director: Raz Shaw for WIt – a Royal Exchange Theatre production
Best Performance In A Play: Paapa Essiedu for Hamlet – a Royal Shakespeare Company production
Best Performance In A Musical: Clare Burt for Flowers For Mrs Harris – a Sheffield Theatres Production
Best Supporting Performance: Rebecca Trehearn for Show Boat – a Sheffield Theatres production
Best Design: Lez Brotherston for Flowers For Mrs Harris and Show Boat – a Sheffield Theatres productions
Achievement In Opera: The Royal Opera and Guildhall School Of Music and Drama for 4.48 Pyschosis in association with the Lyric Hammersmith
Achievement in Dance: Gary Clarke for Coal
Promotion Of Diversity: Belgrade Theatre
Theatre Employee Or Manager Of The Year: Diane Belding – Liverpool Empire Theatre
Achievement In Marketing: Northern Ballet
The Renee Stepham Award For Best Presentation Of Touring Theatre: Northern Stage
UK’s Most Welcoming Theatre: The Mill at Sonning
Clothworkers’ Award: Northern Stage
Outstanding Contribution To British Theatre: Ian McKellen
The Gielgud Award For Excellence In The Dramatic Arts: Vanessa Redgrave