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Casualty is on BBC One at 9.20pm.

Duffy volunteers at a carehome, while David’s son suffers an accident.

Britain’s Got Talent, The Champions is on ITV at 8pm.

Ant and Dec present a special version of the talent contest, in which stars from previous series take to the stage again.

Their Finest is on BBC Two at 9pm.

This World War Two comedy film stars Gemma Arterton, as a former secretary who begins working as a propaganda-film scriptwriter.

Darkness, Those Who Kill is on BBC4 at 9pm.

In this new Danish crime drama, a detective suspects a link between two disappearances 10 years apart.

Football Southampton versus Manchester United is on BT Sport 1 at 12noon.

Coverage of the Premier League match from St Mary’s Stadium. kick-off is at 12 30. Burnley versus Liverpool follows on Sky Sports Main Event at 5.