Ambassadors theatre

Sheridan Smith’s new show is more a mystery than a musical. Opening Night is based on a 1977 film by John Cassavetes that failed to attract a major US distributor. After opening briefly in LA, it vanished without trace. It’s a backstage drama about a tattooed drunk, Myrtle, who accepts the lead role in a new play which she starts to dislike. Realising her error, she tries to improve the script at the rehearsals and during preview performances ahead of the opening on Broadway. In real life, an actor who sabotaged a show like this would be fired and replaced. But never mind. This is make-believe. Myrtle’s attempts to vandalise

Cock was written by Mike Bartlett in 2009 while he was in Mexico at a drama conference. The title suggests a cockpit where three characters compete for sexual dominance. W, meaning Woman, is a childminder attracted to a gay man, John, who is thick but handsome and deeply involved with M, or Man. W adores John even though he can’t stand women. ‘They’re like water when you really want beer,’ he says, charmlessly. When they have sex she politely asks him not to treat her genitals ‘like a Travelodge’. After a brief fling, W decides she wants to marry John and raise a family with him in domestic bliss. But