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.

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

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 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 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 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 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.

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.

Successful vets Colin and Lizzy Whiting enjoy spending their disposable income on antiques. Marine engineer Ross Timmins and his wife Sarah, a hairdresser, work hard to budget what fund they have.

The Scaife-Lacy family are used to a weekly budget of £2,700, which they splash out on skiing trips. Restricted to around £170 each week, the Flinthams and their four children make do with free activities.

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

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.

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.

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.

The Colemans are in top tier for wealth, with a four bedroom house and a weekly budget of £1,800. However, the Morgans are among the poorest with a weekly budget of just £158 - less than a tenth of the Colmans.

In Bournemouth, the Hansen and Gittings families swap homes, budgets and lives. They live just three miles away from each other, but their financial circumstances are worlds apart with the Hansen's among the wealthiest and the Gittings the poorest.

The Hornans are among the wealthiest in Britain, with luxury holidays, swimming lessons and a weekly budget of more than £2k. The Llewellyns are among the poorest, and dream only of owning their own home with a garden for the kids to play in.

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.

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.

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

Terri-Ann Nunn went from a council flat to a life of luxury thanks to her diet business. The Ross family squeeze five kids into a three-bed renter.

Property developer Claire Donovan and her family swap homes and lives with DIY warehouse worker Jason White and his brood.

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

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

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.

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

A landowner swaps his estate for a former council house.

The Lee family swap their lives with the Wood family.

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

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

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

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

Businessman Adam and his father Ian, who live in a four-bedroom mansion in Essex, swap with single mum Kiptieu, who lives in a small council flat in Abbey Wood, London. With a number of successful businesses under his belt, Adam now travels round the world, interviewing the great and the good from showbusiness, sport and business.

A family, who enjoy a weekly disposable income of around £1200, are swapping lives for a week with Mike, Natalie, and their two young daughters. They hail from Coleshill on the outskirts of Birmingham, where they survive on just over £75 a week.

A former city banker's family struggle on under £150 a week, while Jade and Dean and their five kids don't know how to spend their weekly allowance of £1300.

Exploring if money buys happiness. Trevor and Marie swap their four-bedroom, three-bathroom detached house, with Michael and Natasha who get by on £100 a week.

Multi-millionaire property investor Ayo and his best friend Patrick swap their luxury lifestyle with Jodie and her family who get by on £53 a week.

Kamil's businesses turn over £3m a year and he makes over £40,000 profit every month, while his partner Francesca runs a successful lingerie company. They trade places with Derbyshire couple Mel and Sophie and their seven-month-old son Teddy, who live in a three-bedroom rented property in Derbyshire and exist on just £56 a week after bills for all their shopping and travel.

An eight-bedroom, three-bathroom detached residence in the heart of Buckinghamshire is home to Kelly and Rob Filistad and their young daughters.

Single mum Geri has moved from job to job while struggling to raise daughter Scarlet and lives on under £60 a week, while millionaire businesswoman Debi has money but no work-life balance. For one week they're swapping lives, homes and budgets to find out if money really does buy happiness, with Geri heading to a luxury 18th-century home in Kent, while Debi lives in a ground-floor flat in Shoreham-on-Sea, West Sussex.

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.

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.

Kim and Dave live just outside Newcastle-on-Tyne. After 20 years, Kim, a teacher, and Dave, a landscape gardener, have risked everything to chase 'the Good Life'.

Millionaire ‘Content King’ Leonard lives a luxury 2-bed apartment overlooking the Thames on London’s Southbank. He swaps homes with Single mum Dominique, from South London.

Millionaire barrister and property entrepreneur Roy Ledgister swaps homes with single mum Becky Biggington in a life-changing experience for both.

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.

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.

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.

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 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.

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.

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.

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.

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.

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.

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.

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.

Attitudes to money, risk and ambition are challenged as property millionaires Katy and Dan swap homes with tree surgeon Luke and carer Katy, who face daily financial struggles.

An episode that looks at women's football from either side of the wealth divide as millionaire couple Liv and Gal swap their manor house with the Wings's two-bed rented house.

Two West Yorkshire families with a passion for upcycling but at opposite ends of the wealth divide swap lives, with millionaires Katy and Peter trading their luxurious Halifax home for Richard and Sarah's terraced house in Bradford. Unusually, both families believe strongly that money doesn't buy happiness. Will they feel the same after the swap?

Newlyweds Na'im and Sara own a manor house and wedding venue and they swap lives with Leah, a single mother of two living in a small council flat and dreaming of starting a tea shop. Leah enjoys a taste of the high life and tries running a tearoom at Na'im's venue, while Na'im learns the challenges of budgeting on a limited income. The swap leads to an emotional meeting, with Na'im and Sara sharing ideas to support Leah's business dreams.

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.

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.

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.

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.