“Swimming pools do have a Pavlovian effect on people’s bladders,” Celia Imrie chuckles to a not quite six-year-old Tamsin Greig, as the two actors float about an imaginary pool in the intimate space ...

So many good people are involved in Anna Mackmin’s new play that it ought to float easily. Celia Imrie and Tamsin Greig, playing a mother and daughter through multiple time periods, are in the hands ...