Exclusive: Olivia Colman and Olivia Williams in rehearsals for Mosquitoes

Lucy Kirkwood’s play is about a CERN particle scientist and her sister

WhatsOnStage have been given an exclusive first look at rehearsals for the National Theatre's upcoming production of Mosquitoes.

Lucy Kirkwood's play is about a particle scientist at CERN and her sister who lives in Luton, played by Olivia Williams and Olivia Colman.

It's directed by Rufus Norris and also features Yoli Fuller, Sofia Barclay, Amanda Boxer, Paul Hilton and Vanessa Emme.

Tickets for the production are sold out, but they are still available through the National's Friday Rush scheme. Click here for more information.

Mosquitoes runs at the National Theatre from 25 July to 28 September, with previews from 18 July.