''The Box Play'' is

Mike Leigh Mike Leigh (born 20 February 1943) is an English film and theatre director, screenwriter and playwright. He studied at the Royal Academy of Dramatic Art (RADA) and further at the Camberwell School of Art, the Central School of Art and Design ...

's first stage play and was developed using the process of improvisation and collaboration with his cast that was to become the hallmark of Leigh's later work. It received its premier at the

Midlands Arts Centre MAC (stylized as mac) (formerly Midlands Arts Centre) is a non-profit arts centre situated in Cannon Hill Park, Edgbaston, Birmingham, England. It was established in 1962 and is registered as an educational charity which hosts art exhibitions ...

Birmingham Birmingham ( ) is a City status in the United Kingdom, city and metropolitan borough in the metropolitan county of West Midlands (county), West Midlands in England. It is the second-largest city in the United Kingdom with a population of 1. ...

in 1965.Mike Leigh Biography (1943-)
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References

Plays by Mike Leigh 1965 plays {{UK-theat-stub