PICK OF THE WEEK

can do at the moment, so it perhaps seems slightly cruel for Mary Berry to set a challenge relating to the activity. Nevertheless, she wants to know what the remaining celebrities left in the competition would prepare for breakfast for their guests. Chris Bavin then asks them to add an apple to his Rustle Up round challenge before Angela Hartnett takes charge of the eliminator - and there’s a surprise exit on the cards as eight celebs become seven.

Marcella (STV, 9pm)

Last week’s opening double-bill was as exciting as anything we’ve seen so far, and proved there’s still plenty of life left in this smash-hit thriller. Anna Friel is as impressive as ever as troubled cop Marcella Backland, whose fragile grip on reality could slip altogether after she realises that somebody has worked out that the identity she has adopted while trying to infiltrate the Maguire family is false. Ray, meanwhile, also learns she’s gone undercover, and Jack is released from prison, ready to return to his life of crime.

54 Days: America and the Pandemic (BBC2, 9pm)

After the pomp and ceremony of his inauguration, US President Joe Biden set to work immediately. Sitting behind the Oval Office desk, he signed 15 executive orders. Many were designed to undo some of the policies adopted by the regime of his predecessor, but the first involved boosting the federal response to Covid-19. But are his measures too little too late? The virus has claimed more than 400,000 American lives, and the concluding part of this eye-opening documentary explores the initial outbreak in the country, asking if more could have been done earlier to prevent its spread.

WEDNESDAY

Secrets of Your Supermarket Food (C5, 8pm)

place they want to make home. Taking a huge leap of faith, they put their business on hold and sell their house to move 250 miles to live in a caravan on site. With no experience of building or restoration, and £250k to play with, Richard and Leigh’s highly ambitious plan is to faithfully restore the outside and retain as much of the history inside as possible.

THURSDAY

Your Garden Made Perfect (BBC2, 8pm)

As the title suggests, this new series follows on from Your Home Made Perfect, the show which used special effects and virtual reality to give people an idea of how their house could be transformed. It keeps the technology - and the presenter, Angela Scanlon - but turns its attention to gardens, as homeowners get the chance to see what two designs will look like before they pick their favourite. In the first episode, viewers are introduced to Demi and Laura, who have a busy family life in Hertfordshire - and a lacklustre L-shaped garden that’s currently strewn with kids’ toys. While they both agree it needs a new lease of life, they have slightly different ideas about how it could be used. Demi loves entertaining, while Laura really wants a relaxing space where the family can spend quality time together.

Adrian Dunbar’s Coastal Ireland (C5, 8pm)

Actor Adrian Dunbar is probably currently best known for playing Superintendent Ted Hastings in Line of Duty, but while fans wait for that acclaimed drama to return, there’s a chance to see him going back to his roots in a two-part travelogue. He’s travelling along the wild and rugged west and north coasts of Ireland, making a stop at the Mizen bridge, suspended 45 metres above sea level. He also joins an old friend, who also happens to be one of Ireland’s finest chefs, for lunch, and fulfils a lifelong ambition to make the treacherous sea crossing to Skellig Islands.

The Directors (Sky Arts, 8pm)

This week’s episode looks at the life and career of Kathryn Bigelow, who remains the only woman to have won an Academy Award for Best Director, for the 2008 war thriller The Hurt Locker. A talented artist, Bigelow spent her teenage years painting at the San Francisco Art Institute and later at the Whitney Museum. Her first theatrical film, postpostmodern biker flick The Loveless, was followed by vampire Western Near Dark and surf heist picture Point Break. She then made the feminist police thriller Blue Steel, claustrophobic Soviet submarine story K-19: The Widowmaker and acclaimed historical mystery The Weight of Water.

The Chasers Road Trip: Trains, Brains and Automobiles (STV, 9pm)

So far on their road trip, professional quizzers Anne Hegerty, Shaun Wallace and Mark Labbett have learned more about the brain power of animals and also pitted their wits against some child prodigies to see what they could reveal about how much our intelligence is innate and how much is developed. Now they are finishing their journey of discovery with a trip to Japan, where they come face to face with the future of artificial intelligence. They encounter everything from self-solving puzzle cube and facial recognition technology, to cutting-edge robots that are being used in a wide variety of industries. Will all these advancements make our lives easier or should we be worried about the rise of the machines?

Back (C4, 10pm)

As the sitcom continues, it seems life is looking up. Ellen takes it as a good sign when Stephen starts cycling everywhere, Cass decides that doing a part-time A-level course should be no barrier to embracing the full student experience and Geoff manages to change his relationship status. Sadly, it doesn’t take long for this new positivity to wear off as it turns out that Stephen’s health kick isn’t all that healthy, Cass’s student house has no students in it, and Andrew thinks Geoff’s new partner may have an ulterior motive.

FRIDAY

The Gadget Show (C5, 7pm)

The team is back for a new series - and they are joined by some new recruits, including members of the British public, who will get a chance to try out the latest gadgets before they buy. There will also be appearances from the YouTuber Dad V Girls, whose kids will be trying to get to grips with retro tech. In the first episode, Jon Bentley is putting fitness trackers to the test, while Craig Charles and Ortis Deley pit Apple’s recently released iPhone 12 against its three-year-old cousin the iPhone X to see if it’s worth upgrading.

Susan Calman’s Grand Day Out in Wales (C5, 8pm)

Susan and her trusty campervan Helen’s latest grand day out takes them to the Pembrokeshire coast in southwest Wales, where the picturesque scenery features fishing villages, rugged cliffs and golden sands. Susan begins her adventure near the town of Cardigan and heads to the River Teifi, where she swaps Helen for a small boat called a coracle. She also samples the Welsh seaweed delicacy lava bread, visits the home of the great Welsh poet Dylan Thomas and puts the campervan through its paces while going for her own speed record.

Not Going Out (BBC1, 8.05pm)

The 11th series of the sitcom comes to an end, but fans needn’t worry about whether it will be back - the 12th and 13th runs have already been commissioned, although sadly, they won’t feature the late Bobby Ball as Lee’s dad. In this episode, the family find themselves featuring in their own version of Who Do You Think You Are? as they visit the Second World War graves in Normandy.

It’s a Sin (C4, 9pm)

We’ve now reached March 1986, and Diana Ross is at number one in the charts _ and we might be seeing a few more Chain Reactions in Russell T Davies’ drama as well. The Pink Palace flatmates are finding their way in the world, as Jill joins the chorus of a successful musical, while Ritchie is still auditioning and also falling in love. Colin has bagged a promotion, and Roscoe gets a glimpse of how to make his life better. However, there’s a terror they’ve been avoiding, and it’s going to enter their lives in the most unexpected way.