Opera On 3 Radio 3, 6.30pm

German operatic bass René Pape (right) takes the lead role of the tsar in the New York Metropolitan Opera's production of Mussorgsky's Boris Godunov, based on Pushkin's famous play.

Cardboard Citizens: Every Person Wandering (Radio 4, 3pm) is a compelling mix of drama and documentary in which Professor Nick Crowson and members of a theatre company comprised of homeless people delve into the historical archives to find stark tales of poverty.

In Sound Of Cinema (Radio 3, 3pm) Matthew Sweet meets composer Bruce Broughton, whose productions include Silverado and Lost In Space.