The Apprentice is on BBC One at 9pm.

Lord Sugar challenges the candidates to devise a marketing campaign for a brand-new budget airline, complete with a 30-second TV advert.

Dark Heart is on ITV at 9pm.

In this second two-part story,detective Wagstaffe investigates the mysterious death of a young nurse on the London Underground. Continues tomorrow.

Grand Designs, House of the Year is on Channel Four at 9pm.

A four-part series following Kevin McCloud as he visits homes in the running for this year’s House of the Year award, beginning with a monolithic block in London, and a glass building in Henley-on-Thames.

Killer by the Lake is on is on Channel Four at at 10.35pm.

This eight-part French crime drama is a sequel to last year’s, Vanished by the Lake. The full series can be seen online at All4.

The World’s Busiest Airport is on Channel Five at 9pm.

One-off documentary about daily life at Hartsfield-Jackson international airport in Atlanta, Georgia.

Football, Juventus versus Manchester United is on BT Sport at 7pm.

Coverage of tonight’s Champions League Group H match held at the Juventus Stadium. Kick-off is at eight.