Rich House, Poor House

In Northern Ireland, beauty clinic owner Michelle and her friend Liz swap with unemployed single mum Amy and daughter Phoebe as they discover how work and confidence can triumph over mental health problems.

The wealthy Gannon family, with wheelchair user son Ben, swap lives with Michelle and her autistic son Toby to discover how disability can lead to success and personal fulfilment.

Two families on either side of the wealth divide go in search the good life in rural Scotland, and discover the importance of community, sustainability, time - and chickens.

Wealthy father and son Mike and Sam, who run a flight school, swap lives with struggling single mum Claire and daughter Missy who dream of opening a clothes shop together.

Businesswoman Lisa and her friend Alisa swap lives with hard-up couple Holly and Innocent. The ladies find out what life is like for the couple living solely on Innocent's NHS income.

Charity worker Julie and her two daughters swap homes and lives with millionaire consultant Jazz and fiancé Catia for a week. The result is a life-changing experience on both sides.

Struggling Mum Laura and partner Rob swap homes and lives for a week with millionaire builder William. Sarah and Rob discover a life of untold luxury. For William, it is also a chance to escape the hustle and bustle of running his busy empire.

Millionaire Lamborghini-driving Maxie swaps homes and lives with Danny and Nicky, who wash dishes in a local café. Featuring eight children, boxing, supercars, and botox, both families are tested to figure out whether money does buy happiness.

Carer Lesley is struggling financially and could be about to lose her home due to increased rent. She swaps lives with Nicky, a wealthy design entrepreneur who has overcome her own challenges.

Admin workers Bradley and Heather, crippled by childcare costs, swap places with millionaire residential developers Abi and Gordie in the hope they can get closer to owning a home.

Single mum Natalee lives on £60 a week but has big dreams. A millionaire cosmetic medicine family may be able to make her dream of breaking into the beauty industry finally come true.

A single Essex mum who is desperate to build a better life for her young daughter swaps with a multi-millionaire couple who live a life of luxury via their hugely successful business empire.

A single mum with four jobs has big ambitions to start her own food business. Sue Bowers works hard. She lives in Ashby, Scunthorpe, in a two-bed terrace house with her 16-year-old son James, and works four jobs to keep afloat.

A wealthy family try and help a pole-dancing mum's dream come true. Andrea and Matt from Cardiff who live in a large Victorian property with son, swap lives with family who have just £71 a week.

Millionaire tech whizz-kid Harry and friend Hadia swap homes and lives with Angel and Santana. Angel and Santana live in the poor end of Notting Hill, squashed into a one-bedroom council flat with their two young children Miguel and Ivana.

One family is from the richest 10 per cent in the UK, while the other is from the poorest 10 per cent. These families from opposite ends of the wealth and class divide are given the chance to spend seven days in their counterparts' shoes.

A family leaves their four-bedroom terrace house on a council estate to live in a six-bedroom house set in 60 acres.

Kim and Dave have risked everything by converting a field in Northumberland into an organic farm, growing fruit and vegetables, and raising rare-breed pigs and other animals, but rarely have time off and money is tight. They and their two children swap lives and homes with millionaire businesswoman Ampika, who lives just outside Manchester.

Single mum Naomi and her three children live in Walthamstow, east London, on £60 a week after bills are taken into account. They head to a luxury six-bedroom, six-bathroom property in Hertfordshire that is home Toni and her 27-year-old daughter Dayan, who are both successful businesswomen.

Does money make you happy? Mum Gemma who owns a successful accountancy company swaps house with family who rents a three-bedroom council house and lives on Universal Credit.

The owners of a beauty clinic swap homes with a single mum.

A family swap their house in Bradford, for a pad in Kent.

Anna who lives on the breadline moves into a Leeds mansion.

A wealthy couple swap with a zero-hour contract worker.

Millonaire property developer Immanuel and his adult children swap homes, lives and budgets with single mum Amy and her two kids.

Rich retired couple Shahid and Riffat have worked hard all their lives planning for their retirement, managing to build their own home. Cleaner Kelly spends all her attention and money on her two sons, who live with her in their council house.

The wealthy Jones family swap their ten-bedroom Victorian mansion for the Robinson family's three-bed council property.

Single mother Andrea swaps her two-bedroom community housing in Lambeth for Geeta's GDP7m four-storey townhouse in Chelsea.

The Hogans and Bucks swap homes and budgets for the week at Christmas time - and although they live only 13 miles apart, their financial circumstances differ greatly. Noel and Lisa Hogan live in a five-bedroom house in Farnham with daughters Aysha and Amber, and thanks to ex-policeman Noel's private investigation company, they have a weekly budget of £3,336. Meanwhile, Tanya Buck lives in a Basingstoke council house with her three kids. She owns a cleaning company and after bills is left with £140 to live on. How will they manage living each other's lives for a week?

Families from series 2 and 3 reveal what happened when they met for the first time after living each other's lives.

The well off Lusks, who made their money from the manufacturing industry, swap places with the Bosleys who are used to getting by on less than one tenth of the Lusks income, brought in by mum Melanie who is a cleaner at a working men's club.

The Emmotts enjoy a budget of £1300 per week, affording golf, tennis, music and triathlon training. The Blakes have only £125 of disposable income, so treats include walks in the park and film nights. They swap lives to see how the other half lives.

James wants to help episode buddy Antony realise his dreams of attaining a physics degree. Karate entrepreneur Matt has taken Andy under his wing, and finding out if bin lady Sharon's situation has changed.

Sam and Richard Flint and their four children from a seven bedroom house in Hertfordshire change places with Nora and Lahoussine Elayadi and their three children, who love in a two bedroom council flat in Ealing, West London.

Paul Walker and Victoria Maude have a weekly post-bills budget of £1,716, while Steve and Naz Edney have around £168 per week to spare. The Edneys hope that the swap will inspire their kids to work hard.

The Page family swap their eight bedroom house in West Yorkshire for a week in the Hollands' three-bed council house in Hartlepool

Single mother Claire Lee leaves her terraced home in Wolverhampton to live in a 5-bedroom home belonging to cardiologist and paediatrician Mahrous and Rana Alsoud.

The Sethard-Wrights from Orpington swap homes, budgets and lives with the Walker family from Bromley. The two families live just five miles away from each other but their financial circumstances are worlds apart.

The Haslams have three children, twelve restaurants and £3,000 to spare a week. The Brimicombes have four kids but only £140 a week to spend. How will the two families handle swapping lives, homes and budgets?

The Leamon family leave their four bedroom terrace house on a council estate to live in the Fiddles family's six bedroom house set in sixty acres.

The Webb family leave their rented three-bedroom maisonette on an estate to live in the Heasman family's luxury 16th-century farmhouse set in six acres in rural Essex.

The Hays are in the wealthiest 10 percent in Britain. The Hellings are in the poorest 10 percent. How will they both adapt to each other's lives?

The wealthy Bentley swap house and lifestyle with hard-working and hard-up, single mother-of-four Angela Carter-Begbie.

Bristol's Caddy family trade places with the Williams family from Weston-super-Mare. The Caddys spend more than £1700 per week, compared to the Willams's £110 weekly budget.

While Kate Stewart is proudly working class and all-new money bling, Iona Pennington hails from a world of much older wealth. Follows their experiences as they swap homes and lives with each other for one week.

The well off Hogan family swap places with the less well off Buck family for a festive Christmas week at the opposite end of the wealth divide. Though the two live just 13 miles away, their financial circumstances are worlds apart.