Doctor Who: The Bells of Saint John. Series 33, episode 6 (BBC 1/HD | 6:15pm to 7:00pm | Saturday 30th March 2013)

Sci-fi drama. The Doctor’s search for Clara Oswald brings him to modern-day London, where Wi-Fi is everywhere. Humanity lives in a Wi-Fi soup. But something dangerous is lurking in the signals, picking off minds and imprisoning them. As Clara becomes the target of this insidious menace, the Doctor races to save her and the world from an ancient enemy.

Chronicles of Narnia: The Voyage of the Dawn Treader (Channel 4/HD | 5:50pm to 8:00pm | Sunday 31st March 2013)

The network premiere of Michael Apted’s family fantasy adventure, telling the continued adventures of the children who discovered a fantastical world hidden at the back of a wardrobe. In this third instalment of CS Lewis’s enduring saga, Lucy and Edmund are transported back to the mystical land of Narnia while admiring what turns out to be an enchanted painting.

Toughest Place to be a Bus Driver: The Return (BBC 2/HD | 9:00pm to 10:00pm | Sunday 31st March 2013)

British workers return to the place where they did their jobs in some of the toughest conditions in the world. London bus driver Josh West heads back to the chaotic streets of Manila in the Philippines. In 2010, he spent an emotional two weeks learning to drive a jeepney – a colourfully decorated, adapted jeep which has no power steering, dodgy lights and an uncomfortable seat. He formed a strong bond with his host Rogelio Castro, moved by the daily struggle of an ordinary Filipino working to feed his family and lift them from poverty. Since Josh came home to the UK, he has raised money to try and transform Rogelio’s life. Now he is returning to Manila to see how things have changed and to set out on a new adventure that sees him star on Manila’s most popular chat show and go fishing in the South China Sea, before taking to the streets once more in the terrifying jeepney.

Keeping Britain Alive: The NHS in a Day (BBC 2/HD | 9:00pm to 10:00pm | Tuesday 2nd April 2013)

Documentary series capturing one day in the NHS, filmed by 100 camera crews across the UK, revealing the extraordinary range of demands placed on the country’s biggest institution. In the second episode, the anxious parents in a neonatal unit await news from a critical scan, and an ex-boxing champion battles his demons at a Welsh detox clinic. In Essex, Susan struggles with her husband’s worsening dementia. In London, Alan prepares for his first ever operation, in which he will donate a kidney to wife.

Have I Got News for You (BBC 1/HD | 9:00pm to 9:30pm | Friday 5th April 2013)

The popular news quiz returns, with team captains Paul Merton and Ian Hislop, guest host Stephen Mangan and guest panellists Joan Bakewell and Richard Osman.

All TV guide information taken from DigiGuide — www.getdigiguide.tv/?p=1&r=15119.