Ellen E Jones and Mark Kermode jump on board to explore the role of trains on our screens.

This week sees the release of Compartment No 6 - a strange and touching romance set on the Trans-Siberian Railway.

Trains have played a recurring role in film, right from the inception of the genre. Mark is joined by silent film specialist Bryony Dixon and composer Neil Brand to talk about the appeal of the railway for the pioneers of cinema.

And Ellen talks to Compartment No 6 director Juho Kuosmanen and critic Anna Smith about the cinematic opportunities for connection, contemplation and romance while riding the rails.

Screenshot is Radio 4’s guide through the ever-expanding universe of the moving image. Every episode, Ellen E Jones and Mark Kermode journey through the main streets and back roads connecting film, television and streaming over the last hundred years.