BBC Four HD SkyTV

Stephen Tompkinson looks back on the 1994 TV adaptation of Terence Rattigan's play. [S] [HD]

A Terence Rattigan play. Hester is rescued by a neighbour after attempting suicide in the flat she shares with her younger lover, ex-RAF pilot Freddie Page. [S]

1/2. Dr Helen Czerski investigates the science behind the sounds we're familiar with and the sounds that we normally can't hear, from Big Ben to the Stromboli volcano. [S,AD] [HD]

The view from the driving seat as Flying Scotsman travels the Severn Valley Railway. Cab cameras and microphones capture all the action. [S,AD] [HD]

2/2. Nature documentary. Joining up with a team of elite Italian cavers, Steve ventures deep within a tepui, inside a newly discovered cave. [S,AD,SL] [HD]

Programmes start at 7.00pm. [HD]

Programmes start at 7.00pm. [HD]

4/4. Documentary celebrating spring on planet Earth, and the extraordinary tricks that animals and plants find to rise to the new challenges it brings. [S,AD] [HD]

1/3. Bendor Grosvenor and Emma Dabiri investigate two paintings of characters from the Gospels. [S,AD] [HD]

Magnus Magnusson presents the quiz programme from Strathclyde University. The specialist subjects are George Orwell, the history of costume from 1600, Rome and the Common Market. [S]

Robert Robinson hosts as Patrick Campbell, Anouska Hempel and Nigel Havers take on Frank Muir, Diana Quick and Robert Powell in the panel game of word definitions and deceptions. [S]

Chris Lintott and the team explore the extraordinary engineering, both on Earth and millions of kilometres above it in space, that is transforming modern astronomy. [S] [HD]

Artist Lubaina Himid talks to John Wilson about her creative influences. [S] [HD]

...Ages of British Sculpture. 2/3. Alastair Sooke looks at the maverick sculptors working in the 18th and 19th centuries. [S] [HD]