The West End’s thirst for American TV and movie actors seems insatiable. But are they good for London theatre? “Some months, it seems that any Yank with their TV or film career on the skids can come over here without a by-your-leave and grab worthless showbiz headlines with the revival of some hoary play that only serves to confirm Richard Eyre’s thought that London’s West End has all the appeal of a yawning grave. Worse yet, many of the West End plays in which American actors have starred have been by US playwrights exploring US themes.”