Mum is a sitcom by two-time BAFTA winner Stefan Golaszewski. It follows Cathy (Academy Award nominee Lesley Manville), a woman rebuilding her life after the death of her husband. Set across a year, starting with her sixtieth birthday and ending on Bonfire Night, the second series sees Cathy's relationship with her friend Michael grow and her son plan to move out as a decision needs to be made.