The Mousetrap

Agatha Christie’s The Mousetrap is a classic whodunit, the longest-running play in the world. This particular performance offers a chance to see a piece of theater history, a traditional mystery that has captivated audiences for decades with its clever plotting and unexpected twists. It’s a foundational work in the genre, still engaging after all these years. On Saturday, December 12, 2026, The Mousetrap will be at the St Martins Theatre in London. This is a West End institution, a traditional proscenium arch theatre well-suited for a classic play like this. It tends to attract theatergoers who appreciate well-crafted storytelling and a good puzzle.