PICKS OF THE DAY

Drama: Steeltown Murders, BBC1, 9pm

Back in 2002, the cold case team finally have a massive breakthrough in the investigation thanks to the use of groundbreaking, familial DNA technology, which enables them to identify and locate the killer. Meanwhile in another flashback to Port Talbot in 1973, South Wales Police are still struggling to find their killer, and with the external pressure piling on from the press, the force have no choice but to put their trust in 60-year-old evidence. With Philip Glenister (left).

Film: Shazam!, ITV2, 6.25pm

Young foster-home runaway Billy Batson is chosen by the ancient wizard Shazam as his new champion, with the ability to magically transform from a troubled 14-year-old boy into a muscular, lycra-clad, grown-up superhero. Together with his best friend Freddy Freeman, Billy must come to terms with his new talents in order to stop the evil Dr Thaddeus Sivana. With Zachary Levi and Jack Dylan Grazer (above).

Film: Let Him Go, Film4, 9pm

Retired sheriff George Blackledge and his horse trainer wife Margaret live a peaceful existence on a ranch in 1960s Montana, with their son James, his wife Lorna and their young son Jimmy. After a freak riding accident takes James’ life, the close-knit Blackledges spiral into grief before setting out to save their former daughter-in-law and their grandson from the clutches of her abusive new husband and maniacal in-laws, the dreaded Weboy family. What lengths are George and Margaret willing to go to protect the people they love? Emotional and engaging adaptation of Larry Watson’s neo-Western novel, starring Kevin Costner (left), Diane Lane and Lesley Manville.

Factual: Britain’s Biggest Warship, BBC4, 10pm

A portrait of life on board the ultra-modern super aircraft carrier, the HMS Queen Elizabeth (above), as she embarks on gruelling sea trials that will push her crew to breaking point as they navigate the intricacies of a ship that will change the way Britain goes to war. In this first episode of a three-part series, narrator Caroline Catz introduces us to the sailing crew as they begin to arrive at Rosyth dockyard in Scotland.

Arts: Katharine Hepburn: Call Me Kate, SkyArts, 8pm

Intimate profile of the late screen star Katharine Hepburn (right) capturing the indomitable actress’s spirit and determination. The film combines archive and more recent footage to tell the story of a true Hollywood star whose progressive and freespirited nature helped to define her roles and win her four Academy Awards. Featuring hours of intimate audio tapes, along with previously unseen video and photographs, this is a feature-length treat for Hepburn fans.