Channel 4 HD SkyTV

...Untold Story: A shocking account of the 2018 poisoning of ex-spy Sergei Skripal, with gripping first-hand testimony. Was Britain on the verge of a serious international conflict? (Ep1/3) [SL]

Wilson's Secret Sauce: Gordon Ramsay infiltrates struggling restaurants with the help of a secret insider. This time: inexperienced owner Steve's jumbled BBQ joint gets a grilling. (S1 Ep6) [SL]

Laurence Llewelyn-Bowen checks out a vampire fantasy lair, a teeny-tiny cottage with huge impact, a home bursting with colour and a 1900s house with its own corner shop. (Ep3/4) [SL]

George meets a family of five with a Victorian coach house that's more 1960s than 1860s, and helps a young couple in Hove get to grips with a 16th-century gatehouse. (S6 Ep3/5) [SL]

In Plymouth, Caroline and Steve plan a complex Middle Eastern menu. Jade and Seb make some schoolboy errors. And Bev and Nick serve up a shellfish platter, even though Bev hates seafood.

Ste faces a big decision. The fourth member of the Keane family arrives. Cleo struggles with guilt. Pearl tries to build bridges between torn families. And Diane confides in Tony and Leela. [SL]

Another chance to catch yesterday's new episode, with Nina Wadia in Dictionary Corner. Colin Murray, Rachel Riley and Susie Dent host.

Cliffie's Big Score: Carla tells Cliff he's on to a sure thing with Diane, so he invites Diane to the postman's ball, hoping to make a move. Will she attend - or will Carla go? (S4 Ep16/26)

Second Time Around: After one dinner date, Frasier announces he's getting married. The regulars agree it's a bad idea, but what can they do about it? (S4 Ep17/26)

The Peterson Principle: Norm struggles with his conscience when he hears gossip that could win him a promotion by wrecking the chances of the other candidate. (S4 Ep18/26)

Alone Time: Debra pleads with Ray to allow her some time to herself without the family. But Marie is suspicious of her daughter-in-law, and Ray ends up spying on her... (S4 Ep20)

Someone's Cranky: Robert has a run-in with a bull. (S4 Ep21)

Bad Moon Rising: Ray's clumsy attempts to help alleviate Debra's PMT only make things worse. (S4 Ep22)

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)

A Midwinter Night's Dream: Niles fights temptation when he's trapped at home with Daphne during a violent storm. (S1 Ep17)

Spanish Pavillion: Gordon Ramsay visits Spanish Pavillion, a family-run restaurant whose owners, brothers Michael and Jerry, spend more time struggling for power than working. (S4 Ep1)

Channel 4's midday news summary.

In Norfolk, Simon O'Brien converts a trough into a bioethanol patio heater and Henry Cole uncovers a vintage stationary engine. (S7 Ep10)

Matt explores our nations and celebrates the people who make up our rich tapestry of life, from a Kent champagne house to a buried Victorian railway tunnel in Wales. (Ep1/4)

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

In and around the beautiful villages of Haute Vienne in southern France, Sara Damergi helps recently engaged Michelle and Steve find the perfect family holiday home for their £100k budget.

The new series continues. In Orlando, the Best of British pub adds afternoon tea to its offering. Denise prepares to sell her cherished home. Donna gets ready for a big TV break. (Ep2/20)

The new series continues. Donna and Paul race to waterproof their basement as river levels rise. Eleanor and Ben peruse the Pyrenees. Can Vivienne and Simon finish their suite? (S6 Ep22)

In Alicante, the Rodriguezes help Katy and Mo move one step closer to their ideal lifestyle. In Málaga, can the Hamiltons find Tim and Sharon 'the one' or will there be divisions? (S9 Ep12)

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

Fresh air, good vibes, and smoky magic! Jamie Oliver fires us up with top tips to perfect our grill skills. He cooks juicy sirloin three ways and makes luscious lamb lollipops. (Ep1/3)

It's the Nudity Phase as the virgins get familiar with genital anatomy. And Tegan takes a big step forwards with Risdon, experiencing connection through touch like never before. (S2 Ep4)

...Service: Callahan's (Part 1/2) : Gordon infiltrates struggling restaurants with the help of a secret insider. Sisters in turmoil need an intervention to save their dad's legacy. (S1 Ep7)

A patient with an ankle injury recalls how meeting her husband saved her life. And 84-year-old Ioannis is treated for dizziness as his kids speak warmly of a brave, loving father. (S24 Ep6)