CHOICE; SUNDAY MAY 1.
Paul Merton's Secret Stations C4, 8pm
ENTERTAINMENT Another celeb hits the railways in this travelogue exploring Britain by hopping on and off at some of the 150 request stops, which trains only call at if you ask them to. In the first episode, comedian Paul is in the Highlands, visiting a nuclear waste repository and going fell-running.
Indian Summers C4, 9pm
DRAMA The heat is on in the drama set in colonial India. Cynthia is helping Alice and Aafrin (Jemima West and Nikesh Patel) escape to Australia. But their plans are derailed by Charlie, who comes close to discovering the truth. And Ralph faces the biggest challenge in his bid to become the Viceroy.
The Durrells ITV, 8pm
DRAMA Just when things are looking up, Louisa (Keeley Hawes) finds out that her domineering aunt, lumpen uncle and neurotic cousin are visiting. And as true Anglophiles, they won't be impressed by the Durrells' lifestyle one little bit.