BBC Four HD Saturday

Wildlife cameraman Gordon Buchanan explores his native Mull and some of the nearby islands, filming otters, deer, puffins, seals and a minke whale

Ken Dodd, Barry Kent, Lyn Kennington, John Bouchier and Saxburger are among those entertaining an audience at the Leeds City Varieties. First shown in January 1975

A friend of Hetty's asks the sleuth to represent her at a creditor's meeting and try to recover her money when a furniture shop goes bankrupt

Michael discovers that the Great Western Railway had the most sophisticated public relations machine of all the railway companies between the two World Wars

When one of her students is suspected of theft, a teacher decides to intervene. German drama, starring Leonie Benesch

Hyacinth dreads the idea of attending Onslow's birthday celebrations - until she learns a limousine will take her to the party

Timothy's rich aunt pays him a visit, bringing out his mother's snobbish streak, and he also has an encounter with a garage owner and his dogs

Private Eye editor Ian Hislop investigates the background to and the impact of the 1963 Beeching Report, which led to the closure of many of Britain's railway lines and stations

Ken Dodd, Barry Kent, Lyn Kennington, John Bouchier and Saxburger are among those entertaining an audience at the Leeds City Varieties. First shown in January 1975

A friend of Hetty's asks the sleuth to represent her at a creditor's meeting and try to recover her money when a furniture shop goes bankrupt

In a programme first broadcast in 1970, the actress talks to Michael Aspel about her career and chooses scenes from some of her favourite film

Private Eye editor Ian Hislop investigates the background to and the impact of the 1963 Beeching Report, which led to the closure of many of Britain's railway lines and stations