PICK OF THE DAY

Strictly Come Dancing Launch Show 2018

7.35PM, BBC1

As sure as autumn follows summer, the entertainment juggernaut that is Strictly Come Dancing series 16 roars into view over the horizon in a cloud of sequins and dry ice. Tonight, Claudia Winkleman and Tess Daly will be introducing the stars – including Katie Piper (right) – to the professional dancers whose pockets they will be living in for the next three months. Then, in timehonoured Strictly tradition, they’ll take to the dance floor for the first time, beneath the famous twirling glitterball, to show us their early moves.

Last Night Of The Proms

7.15PM, BBC2,

9PM, BBC1

After eight intensive weeks, the BBC Proms reaches its finale tonight. With veteran conductor Andrew Davis at the helm, it goes out in flag-waving traditional style with a programme that includes music by Stanford and Berlioz, plus the signature soaring sing-along sign-off.

Massacre At Ballymurphy

9PM, CH4

In August 1971, just months before Bloody Sunday, 11 people died in west Belfast after British troops opened fire. Though the Army maintains it was shot at first by the IRA, no one has ever been held to account. With a fresh inquest under way, this feature-length documentary tells the story.

How The Victorians Built Britain

9PM, CH5

In episode two, Michael Buerk digs deep to explore the dramatic ways in which the Victorians transformed public health through incredible feats of engineering. And nowhere was this more evident than in the sewer system, which provided a grateful nation with clean water. SOPHIE HEATH