What’s on TV and radio tonight: Tuesday, November 21

For full TV listings for the week, see our comprehensive TV guide

Viewing guide, by Ben Dowell
Louis Theroux Interviews … Dame Joan Collins
BBC2, 9pm
Joan Collins has not exactly been a shrinking violet in her 90 (yes) years on the planet. All those books, interviews and magazine shoots (we open in a room of all her covers, and there are a lot) have meant that anyone looking for fresh revelations is likely to be disappointed. But as Louis Theroux realises, there is much more to this actress of slightly limited range: a pizzazz and star quality that is almost ineffable. Plus, who else can tell an anecdote about Marilyn Monroe warning her about the sexually predatory Hollywood mogul Darryl Zanuck? Theroux talks through