All the book-based movies and TV shows featuring Helen Behan, ranked

Maud, a grandmother in her 80s living with Alzheimer’s disease, relies on sticky notes to get through the day as her memory slowly deteriorates. One day her best friend, another elderly woman named Elizabeth, fails to meet her as promised. She is forced to investigate on her own as her memory flashes back to the mystery of another disappearance: that of her elder sister, Sukey, 70 years earlier.

Local police officer Sergeant PJ Collins is a gentle man who hides from people and fills his days with comfort food and half-hearted police work. He is one of life’s outsiders, lovable, but lonely and a bit rubbish at his job. When the body of long-lost local legend Tommy Burke is discovered, PJ is called to solve a serious crime for the first time in his career.