HIGHLIGHT: Archive on 4: The Holy Blood Hugh Schofield explores the unexpected origins of the conspiracy theory that Jesus Christ had secret descendants.

Saturday 8pm, Radio 4

TELEVISION: Sunday 1.15pm (BBC2) Songs of Praise To mark the tercentenary of Sir Christopher Wren’s death, Canon Kate Bottley explores some of the London churches that he designed.

9.05pm (BBC1) The Woman in the Wall A detective series that explores the legacy of the Magdalene Laundries in Ireland (1/6).

Thursday 9.30pm (PBS America) Putin’s Crisis A look at the rise of the former KGB Russian President.

RADIO: Friday 11.30am (World Service) Heart and Soul On the 60th anniversary of his “I have a dream” speech, what is the legacy of Martin Luther King, Jr?

Sunday 8.10am (Radio 4) Sunday Worship A service from the Boughton Estate, Northamptonshire, during the 50th Greenbelt Festival.

1pm (Radio 3) Choral Evensong A repeat of this week’s live service from Edington Priory Church, during the Edington Festival of Music within the Liturgy.

Monday 4.30pm (Radio 4) Beyond Belief The influencer and author Daniel Ally speaks about the relationship between faith and wealth (3/8).

Wednesday 4pm (Radio 3) Choral Evensong From St Patrick’s Cathedral, Armagh, during the Charles Wood Summer School, recorded on 23 August.

Thursday 11am (R4) Crossing Continents Myriam Francois looks at the Gnawa: descendants of West African slaves in Morocco and their spiritual music (6/9).