The River Line, Jermyn Street Theatre, London
Here is the kind of rediscovery at which Jermyn Street Theatre excels. Once renowned as a novelist and a playwright and for 15 years the chief theatre critic of The Times, Charles Morgan is no longer a name to conjure with. But Anthony Biggs's deeply absorbing revival of his forgotten 1952 play, The River Line, makes a strong case for its morally searching power and beauty and could help put this author back on the m…