The Cornley Polytechnic Drama Society is a fictional theater group featured in the British television series The Play That Goes Wrong. The society is known for its ambitious yet often disastrous productions, showcasing the comedic mishaps that occur during their performances. The group consists of a diverse cast of characters, each bringing their unique quirks and personalities to the stage. Their attempts to put on a successful show often lead to humorous chaos, making the society a central element of the series' comedic appeal.