The Mousetrap reveals new West End cast

Agatha Christie’s play The Mousetrap has revealed its new London cast.

The production, which opened in 1952 and holds the Guinness World Record for the longest theatrical run, continues its West End engagement at St Martin’s Theatre.

Joining the cast from 11 May will be Saranna Parlone as Mollie Ralston, Ben Riddle as Giles Ralston, Stefan Chanyaem as Christopher Wren, Joanne Henry as Mrs Boyle, James Staddon as Major Metcalf, Anna Rawlings as Miss Casewell, Dugald Bruce-Lockhart as Mr Paravicini, and Ben Galvin as Detective Sgt Trotter, alongside Nancy Doubledee, Bella Farr, Barnaby Jago, Richard Parnwell and Clive Marlowe.

The London production is directed by Denise Silvey, has casting direction by Ellie Collyer-Bristow, and is produced by Brian Fenty.

In addition, the show will tour the UK and Ireland from September 2026 as part of its 75th anniversary celebrations.

The Mousetrap is currently booking to January 2027 in the West End.