24 Hour Baby Hospital (More4, 9pm) A LOOK behind the scenes at the world’s longest-running maternity hospital, where almost one million Dubliners have been born. In the first episode of a new series, Jade and Keith are preparing to meet their third baby, while for first-time parents Jing and Christy, the road to parenthood has taken them almost a decade. In the pre-natal ward, Sam and Liam anxiously count down the arrival of twins whose lives are in danger due to having their umbilical cords entwined. Plus, Ugochinyere from Nigeria prepares for the arrival of triplets.

Celebrity MasterChef (BBC1, 9pm)

JOHN Torode and Gregg Wallace return with a new helping of cooking trials for familiar faces. The X Factor veteran Myles Stephenson, The Apprentice contestant Thomas Skinner, stand-up comedian Judi Love, football legend John Barnes and actress Shyko Amos (Death in Paradise) are first up. After an individual challenge to devise and cook one dish to show the judges their potential, the five celebs are split into two groups to cook for the first time in a restaurant kitchen for paying customers. Then it’s back to the MasterChef kitchen to prepare a dish of their own design in one hour.

The Railway 24/7 (C5, 9pm)

TRESPASSING on the railway is at its highest peak in a decade, so the British Transport Police has set up teams to stop folks getting on to the tracks. When BTP officers Bex and Kayleigh arrive at a small station, they discover a group of young people on a wall just yards from the high-speed line. Cameras follow driver Simon, who is looking forward to a fast run from York to Manchester, until he receives word that there has been a fatality on the tracks.

George Clarke’s Amazing Spaces (C4, 9pm)

ARCHITECT George Clarke delves into the world of small builds, meeting people taking tiny, unpromising spaces and creating places to live, work and play. In the third episode, he meets a couple crafting a magical den for their toddler with a helping hand from a grandparent, while an aircraft technician turns a jet engine’s housing into a unique camper. Elsewhere, in Chile, George discovers some lip-smacking designs in a winery.