The Gielgud Theatre is a West End theatre, located on Shaftesbury Avenue in the City of Westminster, London, at the corner of Rupert Street. The house currently has 986 seats on three levels. The theatre was designed by W. G. R. Sprague and opened on 27 December 1906 as the Hicks Theatre, named after Seymour Hicks, for whom it was built. The first play at the theatre was a hit musical called The Beauty of Bath co-written by Hicks. Another big success was A Waltz Dream in 1908.