Stuart Townend leads the singing at Brighton's Church of Christ the King.
Greater Manchester's police chief constable, Sir Peter Fahy, speaks about his faith.
BBC One except Scotland
BBC One Scotland only
Aled Jones meets some famous faces who, like him, were once choristers.
Pam Rhodes meets the granddaughter of Call the Midwife author Jennifer Worth.
Aled Jones introduces hymns from the Old Royal Naval College Chapel in Greenwich.