Timely show

Philip Pullman's story about Dr Kalmenius is given a new lease of life by Unicorn Theatre. David Wood provides the libretto and Stephen McNeff the music in an opera composed for children.

Linbury Studio Theatre, Royal Opera House, WC2 (020-7304 4000). Tue 16 Mar, 7pm, ends Sat 3 Apr, £12, child £7.