Her Majesty’s Theatre, 57 Haymarket, London, SW1Y 4QL
Currently showing in November 2021, is "The Phantom of the Opera".
Her Majesty’s Theatre, 57 Haymarket, London, SW1Y 4QL - in October 2021
The Her Majesty's Theatre has a capacity of 1222 seats, including 508 seats in the Stalls, 281 seats in the Royal Circle, 330 seats in the Grand Circle and 103 seats in the Balcony.
Here is a superb view of the seating plan.
See the early history of Her Majesty’s Theatre.
The official site for the Her Majesty’s Theatre but all phone lines are closed.