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When 15-year-old Holly Newton ended her relationship with Logan MacPhail, her parents soon grew concerned about Logan's behaviour. Logan, who was 16, hacked Holly's social media accounts and ultimately stabbed her more than 30 times in a back alley.

A man is found dead in disturbing circumstances in Buckinghamshire. A Phoenix pile-up leaves blood smeared across the road. A body is discovered dumped under a car on a Mississippi bridge.

Much-loved mother Samantha Holden was found dead in her Hampshire flat by her son. The last message she received was from a killer who went on the run. But his digital footprint would lead armed police officers to his door.

Gordon heads to Southbridge, Massachusetts, and checks into the Vienna Inn, an Austrian-themed hotel and restaurant. Owners Jonathan and Lisa have seen their cluttered inn acquire a reputation among the locals, and business isn't what it used to be.

Barbara comes under Charlie's scrutiny as tragedy strikes GCHQ. Danny, Saara and Roz try to help Vadim escape. And Danny makes an earth-shattering discovery.

Danny puts everything on the line in order to right some wrongs, and Roz and the team must race against the clock to find out what the malware is searching for.

Kirstie Allsopp and Phil Spencer take a look back on two homes which needed storage solutions and savvy spending, from shilly-shallying in Stoke to disorganised chaos in Newcastle.

In Plymouth, Christine and Kevin serve a menu that even the hostess isn't sure of. Harvey and Natasha throw a Spanish fiesta. And, nerves might get the better of Paul and Jo.

Colin Murray, Rachel Riley and Susie Dent host, with Ade Adepitan in Dictionary Corner, as contestants race against the clock to pit their wits against vowels, consonants and numbers.

Doug gets promoted after the sudden severe illness of his manager at IPS. Carrie gets excited, but Doug hates the job.

Ray invites Doug to play golf at an exclusive country club. Meanwhile, Marie teaches Carrie how to clean a house.

Doug gets paired with a new trainee, whom he's attracted to and is afraid to tell Carrie about. As always, Carrie finds out, but doesn't care because she thinks of Doug as 'nice'.

After Amy invites her brother Peter to stay for dinner, he makes himself at home on the couch and never leaves.

Ray fakes a headache to get out of spending time with Marie and lies to her about it. This lie leads to a series of lies from Ray and Debra which leads to a huge mess.

After Debra's mother suggests throwing Debra an old-fashioned English tea party, Ray reluctantly agrees after she promises to do all the work.

Frasier tries to stop young Frederick realising that he's not a perfect father when he fills in for the radio station's baseball team. Meanwhile, Niles becomes jealous when Frederick takes a special liking to Daphne.

Frasier's agent, Bebe (Harriet Sansom Harris), steps in when Roz makes a move for her own radio programme.

Frasier takes charge of the station's anniversary programme, but finds the performance takes charge of itself.

Although she wrecks three big dates for him, Frasier considers trying to reconcile Sherry with Martin.

In the pursuit of social media fame, Blake has neglected the food quality and service at her New Orleans restaurant. Will she listen to her idol Gordon's advice?

Channel 4's midday news summary.

In Norfolk, Henry Cole comes away with a tractor and Simon O'Brien fancies a small-wheeled design classic for restoration.

Accountant Kate and builder Jonny buy a house to renovate in Leeds. Kate pulls in every favour possible to sell it for a profit and keep the proceeds.

Colin Murray, Rachel Riley and Susie Dent host, with Ade Adepitan in Dictionary Corner, as contestants race against the clock to pit their wits against vowels, consonants and numbers.

Jasmine Harman is house-hunting around Cádiz in southern Spain with Jessica and Karl from Manchester. The couple have a long-held dream of owning a holiday home in Spain. Jasmine shows them what their budget of £95,000 can buy.

At Treberfydd House in Wales, the biggest wedding of the year is underway - rain permitting. At Pitchford Hall, the world's oldest treehouse urgently needs some TLC. And the American Countess of Sandwich dons some very bold gardening gear.

Terry and Ashley start to bring their garden back to life. Erin and JB welcome a different type of guest, as they build an insect hotel to increase biodiversity. And May and Guy prepare to host the first yoga retreat of the season.

In a jam-packed home, Mike and Frank find superhero heaven, coming across a rare Superman comic as well as the very first Spider-Man comic worth $50,000.

Channel 4's flagship news programme. With sport and weather.

Hannah has a non-surgical `liquid' nose job. Hollie tackles years of sun damage with laser and light technologies. And Nabeel's investing over £1k a month in a programme of tweakments.

Jimmy Carr hosts as Rob Beckett and Katherine Ryan take on Jon Richardson and Fatiha El-Ghorri in an ever-so-twisted version of the classic quiz.

Victory is snatched from the jaws of humiliation, as comedians including Sara Pascoe, James Acaster and Jamie and Natasia Demetriou taste sweet success against all odds.