The new star of the BBC Radio 4 soap also looks back at her trailblazing career, and how the TV industry has changed since the 1970s
Alison Steadman is explaining why she loves being on the radio. “I haven’t got the nose to do Virginia Woolf on telly,” she says, “but I can be her on the radio. I can be Princess Di, even Margaret Thatcher. I can be anyone.”