DVD “Based on Richard Osman’s international bestselling novel of the same name, The Thursday Murder Club follows four irrepressible retirees — Elizabeth (Helen Mirren), Ron (Pierce Brosnan), Ibrahim (Ben Kingsley) and Joyce (Celia Imrie) — who spend their time solving cold case murders for fun. When an unexplained death occurs on their own doorstep, their casual sleuthing takes a thrilling turn as they find themselves with a real whodunit on their hands.“