This week's UK TV & radio

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Saturday : Sunday : Monday : Tuesday : Wednesday : Thursday : Friday : Saturday

Listings for Channel 4 on Saturday, May 19 2018

05:25Fifteen to One Sandi Toksvig presents the notoriously tough quiz show as 15 contestants compete to win a place in the Grand Final 
06:15Motor Sport: Volkswagen Racing Cup The VWs head to Rockingham in Corby for the next rounds of the championship. The track runs anticlockwise and is highly abrasive on tyres, giving the drivers a lot to think about. 
06:40Mobil 1 The Grid Preview of the 'greatest spectacle in racing' the Indianapolis 500 and a celebration of Red Bull Racing's 250th race start, which will be at Formula 1's Monaco Grand Prix later this month. 
07:10The King of Queens Papa Pill Doug lives to regret letting Arthur go to a cocktail lounge instead of a more sedate dance event. 
07:35The King of Queens Package Deal Thinking he's been offered a job at FedEx, Doug tries to renegotiate his package at work. Meanwhile Carrie overdoes it with the fake tan. 
08:00Everybody Loves Raymond T-Ball Debra is upset when Ray fails to back her up in an argument with a competitive parent about 'unapproved' pretzels at Ally's little league game. 
08:30Everybody Loves Raymond Traffic School Robert's traffic school students are so bored with his class that he is driven to practise his delivery on his family, who are even tougher critics. 
09:00Frasier Semi-Decent Proposal Frasier agrees to escort his former high school prom queen to her surprise birthday party but his goal is to spend time with her attractive friend. 
09:30Frasier A Passing Fancy Frasier tutors Lorna's son Kirby in exchange for a date with Claire, while Roz gets a day off as a reward for taking Kirby to the prom. 
10:00Frasier A Day in May Frasier comforts a crestfallen husband whose house has been put up for sale after his wife abandoned him, taking the children with her. 
10:30The Big Bang Theory The Lunar Excitation Raj registers Sheldon for online dating and finds the perfect match: the female version of Sheldon. Penny seduces Leonard while she's drunk. (S3 Ep23/23) 
11:00The Big Bang Theory The Robotic Manipulation Penny tags along to Sheldon's first date with a woman he's been texting for months. Howard finds a new use for a robotic arm. (S4 Ep1/24) 
11:25The Big Bang Theory The Cruciferous Vegetable Amplification Sheldon realises he won't live long enough to download his consciousness into a robot body, so he tries to extend his lifespan. (S4 Ep2/24) 
11:55The Simpsons Half Decent Proposal When Homer's snoring becomes too much to bear, a drunken Marge makes contact with her incredibly rich high school prom date Artie. 
12:25The Simpsons Faith Off Homer gets a bucket of superglue stuck to his head and the only person who can remove it is preacher Brother Faith (Don Cheadle), who inspires Bart to become a faith healer. 
12:55The Simpsons Jaws Wired Shut Homer becomes a good listener and a calming influence when his jaw is wired shut after he runs into a statue. But Marge is disturbed by his new personality... 
13:30Come Dine with Me In and around Leicester, Kwesi, Heidi, Fran and Tim compete for the prize. There are shocking revelations in all things taxidermy and one of the strangest acts of spontaneity you will see! 
14:30A Place in the Sun: Winter Sun Jonnie helps George and Lennox Thomas find their ideal holiday home in and around the Spanish area of Marina Almeria to escape their busy London lives. But will sea or marina views win out? 
15:30A Place in the Sun: Winter Sun Pat Strachen from Aberdeen wants to take the plunge and retire to her favourite Canary Island. Jasmine Harman shows her and her daughter Rachel five fantastic properties in Tenerife. 
16:30Location, Location, Location Kirstie Allsopp and Phil Spencer help two sets of first-time buyers who are struggling to find homes in Southampton and the New Forest. 
17:35The Secret Life of the Zoo Young orangutan Tripa is half the size of other orangutans his age. He relies on his mum for everything but can he become independent when she has a new baby? (S5 Ep4/6) 
18:30Channel 4 News Includes sport and weather. 
19:00Grand Designs In north London, Penny and Mark Edwards seek to blend period and cutting-edge architecture, restoring a derelict Victorian gatehouse perched on a very steep hill. 
20:00Titanic: The New Evidence This documentary draws on new evidence to reveal that a fire was raging in Titanic's boiler rooms before she left port, it was kept secret and, it's now believed, it led to the tragedy. 
21:00The Martian Film (2015) Matt Damon stars in Ridley Scott's drama about a Nasa astronaut who's left behind on Mars when the mission is aborted and his crewmates think he died in a sandstorm. Strong language. 
23:50Sinister 2 Film (2015) Violent supernatural horror sequel. The deputy tries to break the cycle of murder. But bloodthirsty Bughuul has already targeted a mother and her twin boys. Very strong language. 
01:30Ramsay's Kitchen Nightmares USA The first of a two-part visit to Mangia Mangia in Woodland Park, Colorado. The Italian restaurant has an identity crisis, a headstrong owner and a defiant head chef. (S7 Ep3/10) 
02:20Hollyoaks Omnibus Cleo and Joel's relationship hits a bump. Dirk is caught in a trap set up by Milo. Zack overhears some sensitive information from Glenn and Adam. And Tom is concerned about Alfie. [SL] 
04:30Steph and Dom's One Star to... ...Five Star: Day two at Beldon House in Lincolnshire. Steph and Dom challenge the owners to offer an evening meal, upgrade the reception area and put on a foraging course. (Ep27/30) 
05:00Steph and Dom's One Star to... ...Five Star: Day three at Beldon House in Lincolnshire. Steph and Dom challenge the owners to improve their basic breakfast, create a Georgian boudoir and polish the check in. (Ep28/30) 
05:25Fifteen to One Sandi Toksvig presents the notoriously tough quiz show as 15 contestants compete to win a place in the Grand Final.