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As concern for Dilly's whereabouts grows, Sienna has information for the police. Freddie is determined to protect his wife - Grace will do whatever it takes to cover her tracks

Grace Black makes it clear she knows what she wants. Sienna worries what Jez will do to hide the truth and she is forced to remind one resident what they should be focusing on

On History Day, the Technical challenge takes the bakers back to the Stone Age and the showstopper sees them bringing their favourite moment in history to life in biscuit form

The officers head off for the annual conference, which is usually a good excuse for a big party. But their fun is ruined when Holt asks them to be on their best behaviour

Amy vanishes shortly before she is due to take her sergeant's exam, leaving Jake and Rosa with just a few hours to find her and bring her back to sit the test before it is too late

The young genius moves to Dallas to attend a school for gifted children, the family struggles to cope without him around any more

The young genius is sent to Sunday school when Mary catches him playing Dungeons and Dragons with his friends. US comedy, starring Iain Armitage

Raj accepts Sheldon's offer to work for him as he is desperate to avoid being sent back to India, and Howard starts spending more time with Leonard and Penny

Sheldon's opponent in a competition is his arch-enemy, Star Trek: The Next Generation actor Wil Wheaton. Meanwhile, Leonard asks Penny to set Howard up with one of her friends

Gloria takes the whole family to a mountain cabin for a picture-perfect white Christmas, but unhelpful weather and a random eccentric guest conspire to ruin the festive cheer

Jay struggles with the age gap between the parents of Joe's latest play date, Cam tries to act as matchmaker for Lily, and Haley, Alex and Luke run into Goodfellas star Ray Liotta

Mitch and Cam help Lily overcome her insecurities about wearing a bathing suit, while Jay starts to feel neglected as Gloria's new internship is taking up so much of her time

Howard's hobby lands him in financial trouble, while Sheldon is furious when the university forces him to work with Kripke

An argument between Leonard and Sheldon affects Amy and Penny's living arrangements. Howard goes on a trip to Las Vegas with Bernadette and asks Raj to keep an eye on his mother

Leonard and Penny celebrate Valentine's Day, but their evening takes a turn for the worse when the latter's ex-boyfriend proposes to his girlfriend in the same restaurant

A neighbourhood battle erupts between the Coopers and the Sparks family when the Sparks' new dog terrorises Sheldon. US comedy, starring Iain Armitage

While Sheldon is busy obsessing over the status of Meemaw's budding relationship with his mentor, Dr Sturgis, George and Mary attempt to bond with their other kids

Cam and Mitch decide to interfere with Luke and Manny's preparations for their prom, while Phil and Gloria confront a competitor about stealing a hot sauce recipe

The Pritchett-Dunphy-Tuckers ride the rails in an eventful journey to Dede's wedding, and Phil and Cam are starstruck when they spot their favourite author on the train

Homer suffers a bout of incontinence and has to wear a nappy, forcing Marge to ask eccentric boffin Professor Frink to help determine the cause of his condition

Mr Burns replaces the power plant employees with robots - but trouble soon brews when the mechanised workers develop rebellious tendencies

Sheldon re-evaluates the time he spends with Amy when she takes a job at the university, and Howard is forced to sleep on his friend's sofa after an argument with Bernadette

Sheldon makes a major scientific breakthrough by accident, causing him to feel like a fraud, while Penny tries to be more romantic. Comedy, starring Jim Parsons

Sheldon is hurt when Professor Proton contacts Leonard for help, so he befriends TV scientist Bill Nye, and Raj gets jealous when Howard crashes a girls' night in

Homer and Bart transform a losing racehorse into a champion - much to the dismay of rival jockeys, who soon threaten revenge

The McQueens rally around Mercedes, while Vicky wants to keep a special moment with Robbie a secret for a little longer

Mitch and Cam help Lily overcome her insecurities about wearing a bathing suit, while Jay starts to feel neglected as Gloria's new internship is taking up so much of her time

Another trio of Halloween stories, including Maggie becoming possessed by an ancient demon and Lisa discovering a creepily perfect version of her family in an alternate universe

Grampa gets a hearing aid and finally discovers what everyone has been saying about him, while Bart helps Lisa break into school to correct a mistake in her homework assignment

Appraisals of 127 Hours, Planet Earth II, Cape Fear, This Morning on public toilets, EastEnders, Bradley Walsh & Son: Breaking Dad, and BBC news reports on beaches and travel

Opinions on Britain's Got Talent, Scared of the Dark, Obsession, Family Fortunes, The Great Celebrity Bake Off for Stand Up To Cancer, Love Is Blind and Inside the Factory

A parliamentary assistant fears talking politics scares men away, while a 69-year-old former roadie is looking for someone to settle down with after surviving cancer

Singletons Nameya and Dan, from Bristol and Bolton, take their pick of six potential partners, based purely on their naked bodies. Dating show, hosted by Anna Richardson

Appraisals of 127 Hours, Planet Earth II, Cape Fear, This Morning on public toilets, EastEnders, Bradley Walsh & Son: Breaking Dad, and BBC news reports on beaches and travel

Opinions on Britain's Got Talent, Scared of the Dark, Obsession, Family Fortunes, The Great Celebrity Bake Off for Stand Up To Cancer, Love Is Blind and Inside the Factory

Another trio of Halloween stories, including Maggie becoming possessed by an ancient demon and Lisa discovering a creepily perfect version of her family in an alternate universe

Marge becomes frustrated with local government and decides to run for Mayor, and begins making Homer the butt of her jokes in attempt to win public support

Jake must pass an official evaluation performed by Holt in order to solve a real case. Cop comedy, starring Andy Samberg and Andre Braugher

Gordon Ramsay heads to an Italian restaurant in Beaver, Pennsylvania, where he meets a brother-and-sister team who find it almost impossible to work together