1 IMAGINE THIS

Can a musical set in the Warsaw Ghetto really work in the West End? We find out this week.
New London, Drury Lane WC2 (www.rutheatres.com 0870 8900141), from Tues, until Feb 28

2 ABSURD PERSON SINGULAR

Alan Ayckbourn’s brilliant comedy about three couples experiencing changing fortunes on three successive Christmas Eves.
Arts Theatre, St Edward’s Passage, Cambridge (01223 503333), from Mon, until Nov 22

3 ENJOY

Alison Steadman stars in Alan Bennett’s droll state-of-England comedy.
Richmond Theatre, The Little Green, Richmond (www.theambassadors.com 0870 0606651), from Mon, until Nov 22

4 ROUND THE HORNE: UNSEEN AND UNCUT

Barry Took and Marty Feldman’s enjoyable comedy offers hilarious snippets from the radio show which, back in the 1960s, reached millions.
Theatre Royal, New Road, Brighton (www.theambassadors.com 0870 0606650), from Tues, until Nov 22

5 TREASURE ISLAND

Sean Holmes directs Ken Ludwig’s adaptation of Robert Louis Stevenson, with Keith Allen making his West End debut.
Theatre Royal, Haymarket, SW1 (www.trh.co.uk 0870 4000626), from Mon, until Feb 28

Explore What's On

• London Microguides