TV & radio guide - Saturday

The Century Speaks (2.30 R4). “What’s Next.” Last in compilation series from BBC’s oral-history archive speculates about the future.
Refugee Tales (4.00 C4). The stories of four refugee families who came to Britain – Jewish, Chilean, Somalian and Tamil.
The Real Kaiser Bill (6.50 C4). Repeat of biodoc on Wilhelm II.
Correspondent (6.55 BBC2). “Raising the Veil” – on the changes taking place in Iran through the eyes of three families.
Witness: The Maze (7.50 C4). The notorious Northern Ireland prison, from its establishment in 1970 to its role in the current peace process and its closure. With first-hand testimony from ex-warders and ex-prisoners. Valuable stuff.
House Detectives (7.40 BBC2). Plymouth House in Northop, Flintshire.
Archive Hour: The Railway Station (8.00 R4). Lancaster U’s Jeffrey Richards concludes his cultural history with the country station.
Secrets of the Ancients (8.10 BBC2). Repeat series: “Caesar’s Bridge” attempts to reconstruct a Roman engineering.
Days in the Life (9.00 BBC2). The Battle of Grosvenor Square, in March 1968, recalled by (among others) Tariq Ali and some mounted policemen.
Telling Tales (9.50 BBC2). Alan Bennett on eating out in his boyhood. (Also Wed 9.45).
Watching (10.35 BBC2). "Punch". Tom Sutcliffe on screen violence, especially films about boxing.