Black Work ITV, 9pm
Sheridan Smith can do no wrong at the moment - she is on a roll and no mistake. During the past few years, she has scored massive TV hits with Accused, Mrs Biggs, The Widower, Cilla, and The C Word. So, we’re expecting big things from her latest drama, in which she plays Jo, a policewoman whose husband, a fellow copper, is shot dead in mysterious circumstances while working undercover. But her investigation into his death leads her to delve deep into the last six months of his life, during which she uncovers shocking secrets.