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Nina Kautsalo's latest investigation links a mass poisoning with an astronomical event that last occurred 2000 years ago. In Finnish/subs. (S4 Ep1)

Flamangos: Gordon visits Flamangos in rural New Jersey, where mother and daughter Adele and Cheryl are stuck in their tropical ways. But their restaurant is far from paradise. (S3 Ep2) [SL]

...Putin: Europe's on a knife edge. The western alliance is fragile but the battle to deter Putin has started. This series follows NATO's inner workings across Europe through 2025. (Ep1/2) [SL]

Kirstie Allsopp and Phil Spencer house-hunt in north east England for new parents Karen and Chris, and for Kris and Heather, who don't know if they want to live in the city or the country.

...List It: Brilliant Builds: Kirstie and Phil look back at Kathleen and Tom's three-bed Victorian semi in Newcastle, where chaos reigned and discipline was desperately needed. (S2 Ep3) [SL]

Emotions flare at the McQueen family therapy session. Rex tries to make amends. John Paul calls in a favour from Smithy. Dillon has a proposal for Donny. And Prince is backed into a corner. [SL]

Another chance to watch yesterday's new episode, with Mel Schilling in Dictionary Corner. Colin Murray, Rachel Riley and Susie Dent host.

The Art of the Steal: Norm rounds up Woody, Cliff and Frasier for a game of Monopoly to teach Woody the principles of economics. Rebecca and Sam get trapped in Robin's flat. (S8 Ep10/26)

Feeble Attraction: Robin has an antique desk delivered to Rebecca as a gift and hints at the possibility of a ring hidden in it. Confusion arises when Norm fires his secretary. (S8 Ep11/26)

Sam Ahoy: Robin lets Sam sail his yacht in a regatta with a big cash prize. But Sam, Carla and Norm make a shocking discovery on the boat. (S8 Ep12/26)

Be Nice: Ray and Debra vow to change their ways when they realise that they're nicer to strangers than they are to each other. (S3 Ep23)

Dancing with Debra: Ray regrets asking Robert to take Debra dancing when they become infatuated with their new hobby. (S3 Ep24)

Robert Moves Back: Robert and Amy move into Ray's basement in an attempt to get some privacy, but they haven't accounted for Marie... (S3 Ep25)

Guess Who's Coming to Breakfast: Frasier upsets Martin when he reveals personal details about his love life during a radio broadcast. (S1 Ep13)

Can't Buy Me Love: Frasier agrees to be a 'biddable date' at a celebrity charity auction and is thrilled when a model outbids the rest of the room. (S1 Ep14)

You Can't Tell a Crook by His Cover: Frasier claims that he can always recognise a criminal, until he and Daphne are fooled by a convincing ex-con. (S1 Ep15)

The Show Where Lilith Comes Back: After finding a lost letter of reconciliation from Frasier, Lilith comes to Seattle and tries to rekindle their relationship. (S1 Ep16)

Catch-32: Mike and Frank visit a huge property with more custom 1932 Fords than they've ever seen in one place. And Danielle takes on an important military mission. (S16 Ep15)

Channel 4's midday news summary.

Golf GTI Mk2: Tim Shaw and Fuzz Townshend fix up a VW Golf GTI Mk2 - an 80s classic that belongs to former bus driver Darren, who was tragically injured in a road accident. (S12 Ep7)

In Pembrokeshire, Henry Cole and Simon O'Brien meet a cattle breeder whose barns are brimming with treasure, and Phil, whose vintage pedal car makes the boys feel young at heart. (S6 Ep2)

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

Nick and Denise love Corfu and see it as 'a slightly warmer' home from home. Ben Hillman helps them find the perfect place to enjoy with all their family for £300k.

The new run continues. Will missing equipment ruin Kev and Tonia's art classes in Normandy? Novice hosts Adrian and Serena struggle to juggle their chateau responsibilities. (S11 Ep27)

The new series continues. The dining room transformations reach a dramatic conclusion, and guest judges Janet and Philip from Château DIY ditch one duo. (Ep12/20)

Sisters Anna and Helga want to get back to their Italian roots and find Anna a place on the Tuscan coast. Lee Juggernauth shows them farmhouses, four-acre charmers and more.

Channel 4's flagship news programme. Including the weather.

Jasmine Harman meets holiday insiders who reveal how to bag a long-haul break on a short-haul budget, from snagging ultra-low fares to upgrading your inflight experience. (Ep2)

The Horror House (Part 1/2): A lone detective is on the trail of a Luton man who sexually abused scores of young people, in what becomes a complex, disturbing pursuit.

Two chilling crimes on one night of terror as a late-night supermarket argument explodes into shocking violence and three masked men break into a 70-year-old's bedroom. (Ep3)

A known criminal reportedly carrying a gun is heading for a Manchester music concert. Specialist police units race to find and neutralise the threat before he enters the venue. (Ep3/3)