lang appeared with nicholas farrell and david robb in alan bennett's "single spies" play during 2016. her other theatre credits include "present laughter" (1981), "the clandestine marriage" (1984), "dead funny" (1995), "blithe spirit" (1997), and "hay fever" (2006). bbc proms 2017 "aunt eller" in oklahoma with the john wilson orchestra (2017).