Scottish drama Shetland returns, as does Morse prequel Endeavour, while it's the last-ever episode of Sharon Horgan and Rob Delaney's Catastrophe . . .

Pick of the Day

Shetland, 9.00pm, BBC One

Acclaimed murder-mystery series Shetland returns for a new thrilling six-part tale, in which Douglas Henshall's Perez uncovers a complex and unsettling network of organised crime.

A jogger on her morning run discovers a severed hand on the beach. Perez and the team are shocked by the discovery – and even more so when a holdall containing further body parts, including a head, is found at an inlet nearby.

New or Returning Shows

Endeavour, 9.00pm, Virgin Media One

Here's the sixth season of the Inspector Morse prequel, starring Shaun Evans in the lead role.

It’s 1969, and things have taken a darker turn for the old Cowley team. With Endeavour, Thursday and the gang now scattered across Oxfordshire, a series of brutal crimes reunites them.

Joined by former adversary DCI Ronnie Box and his sidekick DS Alan Jago, the gang battle crime and corruption to solve their greatest challenge – the truth behind George Fancy’s death.

Inside the Real Saudi Arabia: Why I had to Leave, 10.45pm, BBC One

Saudi Arabia is ranked as one of the most dangerous countries in the world to be a woman.

Despite this fact, Saudi-born, British fashion stylist Basma Khalifa has been persuaded to travel back to Saudi Arabia - a country she hasn't been to since her parents moved to Northern Ireland when she was three years old.

Portrait Artist of the Year, 8.00pm, Sky Arts & NOW TV

Stephen Mangan and Joan Bakewell host a new run of the competition that aims to uncover the UK's next great portrait artist.

The celebrity sitters for the first week of the competition are A Discovery of Witches star Matthew Goode, BAFTA-nominated actress Geraldine James and singer/TV presenter Andi Oliver.

Ending Tonight

Catastrophe, 10.00pm, Channel 4

In the last-ever episode, Sharon (Sharon Horgan) and Rob (Rob Delaney) arrive in Boston for a family holiday only to receive some tragic news about Rob's mum, Mia (Carrie Fisher).

Under pressure, the couple need to negotiate an estranged family member and a 'grief vampire', while Rob has a tempting, but complicated offer from an old friend.

Getaways, 8.30pm, RTÉ One

Joe Lindsay and Vogue Williams (below) take advantage of the new direct air route to the former British colony of Hong Kong in China.

There they discover a dazzling mix of east and west, new and ancient, with designer shops, Chinese medical practitioners, Buddhist temples and some amazing food.

And in this week’s short Tommy Bowe is away with the fairies in Carlingford, county Louth.

Living the Dream, 9.00pm, Sky One & NOW TV

Mayor Herman Bloch is up for re-election and has made it his campaign promise to shut down RV Parks for development of luxury apartments.

With this threat to his business, Mal is furious and decides to get someone from the park to run against him for Mayor.

Don't Miss

The Good Fight, 10.15pm, RTÉ One

The superb second season of this sequel to The Good Wife - easily the best since Cheers spawned Frasier -continues as Liz decides to represent her son’s favourite teacher after she senses the school fired him for illegitimate reasons.

Lucca enlists the help of Elsbeth Tascioni (a return for Carrie Preston) when an unanticipated lawsuit hits close to home. Despite the recent chemical scare, the firm throws a party to celebrate their new offices.

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