Sienna Miller and Ewan McGregor have scooped the top acting honours at the lastminute.com Theatre Awards, voted for by more than 16,000 theatregoers.
Miller claimed the Best Actress award for her role as Celia in Shakespeare's 'As You Like It', while McGregor won Best Actor for his performance in the lead role in 'Guys and Dolls'.
Speaking about her win, Miller said: "I had such a great time working with such a wonderful cast and really miss being on stage. I definitely want to return next year."
'One Flew Over the Cuckoo's Nest', which starred Hollywood actor Christian Slater, was voted Best Play.
'The Lion King' was named Best Musical and the Old Vic Theatre, where Kevin Spacey acts as artistic director, was named Best Theatre.