Four feisty residents of an upmarket retirement mansion investigate cold cases but then get involved in an actual murder that affects them personally and the mansion they live in. This is an entertaining and slightly quirky murder mystery that benefits from good performances from the four lead charcters, as well as a good supporting cast. the film is based on RIchard Osman's novel.
3/5 
Helen Mirren
Pierce Brosnan
Ben Kingsley
Celia Imrie
Daniel Mays
Jonathan Pryce
David Tennant
Richard E Grant
Ruth Sheen 