Coronation Street is on ITV at 7.30pm.

Tyler knocks Flora unconscious while trying to rob the corner shop flat, and Carla asks Beth to spy on Alya.

The Crystal Maze, Celebrity Special is on Channel Four at 9pm.

Blue Peter’s Radzi Chinyanganya, TV host Richard Madeley, comedian Joe Wilkinson, broadcaster Kate Garraway and former Pussy Cat Doll Ashley Roberts tackle the time zones.

Gardeners’ World is on BBC Two at 8pm.

Monty Don reveals how to keep displays going all summer long, while Nick Bailey visits the restored Temperate House at Kew Gardens in London.

The Bridge is on BBC Two at 9pm.

Concluding episode of the Scandinavian crime drama. The homeless girls find themselves in danger after they discover the identity of the killer.

Duran Duran, There’s Something You Should Know is on BBC Four at 9pm.

In the first of three programmes tonight devoted to the pop group, the band members recall their 40-year career in music.

Longmire is on Five USA at 9.55pm.

Walt suspects that a gangster, who is assumed to be dead, may still be alive and well.

The Snowman is on Sky Cinema Premiere at 8pm.

This Norway-set film thriller stars Rebecca Ferguson, as a detective assigned to the case of a woman who has vanished after being followed home by a red car.