The cameras follow Shaine from Bournemouth. He is a prolific amateur poet who suffers with a learning disability and desperate to find love. Carolyne is a bubbly 29-year-old from Greater Manchester who is fed up with always meeting the wrong guy. She woke up five years ago after going to bed paralysed from the chest down after a weak blood vessel burst in her spinal cord. The cameras follow her after she meets a man called Wayne.

The cameras follow media student Sam from Kent who is suffering with Down's Syndrome. The 27-year-old has appeared in the television shows The Inbetweeners and EastEnders and has a supportive family life, but wants to find a girlfriend. The cameras also follow Kali, a 20-year-old singer from south London, has William's Syndrome who is desperate to find love.

Twenty-six-year-old Michael is determined to find someone to love, but is struggling to hold down a relationship. Despite having had 17 girlfriends in the past, some of whom lasted only a few days, his autism means that even holding a conversation with a girl can be a huge challenge. He goes to a speed-dating evening and then, after a pep talk from his mum, he pulls out all the stops on a blind date with Helen. Twenty-one-year-old Brent, from Plymouth, has been single for nearly a year since coming out of a long-term relationship. Meeting girls can be hard when he doesn't know what might come out of his mouth on a date. Brent's Tourette's syndrome includes shouting, swearing and involuntary movements, but dating can help with his condition. He goes on a date with Lizzie and they then go snow-boarding. Sarah from Hertfordshire was 18 when she suffered a stroke during an English lesson.

Extreme sports enthusiast 34-year-old Samantha has it all - amazing friends, a beautiful home, and even a PhD in psychology. The only thing eluding her is love. Attractive, articulate and bright, Sam should be fending off suitors, but Sam has achondroplasia, the most common type of dwarfism, and being 3 foot 10 tends to attract all the wrong kind of attention. She's looking for someone as gutsy as she is - will James from New Zealand rise to the challenge, or is rocker Colin more her type? Ray is 49; an office-worker who has a learning disability, Ray's heart was broken three years ago when his fiancee Lolita left him. He's decided it's time to meet someone new, even though moving on means finding love through the dating agency that Lolita runs. But Lolita is feeling emotional about Ray's return to the dating game and thinks she might want him back. Thirty-year-old Steve is worried that his facial disfigurement - Crouzon Syndrome - may put off potential girlfriends.

This time the Undateables include Kate, an incurable romantic, and Damian, whose dream date is a moonlit picnic in the park. Amateur poet Kate is 29-years-old and has Down's Syndrome. When not working, Kate writes verse or watches rom coms. She dreams of finding her perfect man and future husband. Having been single for nine years, Kate decides that it's time to turn to dating agency Stars in the Sky for help. The agency sets her up on a blind date with 32-year-old year old Simon, and they visit a maze in Ross-on-Wye. The date goes well, and they arrange to meet for a second time. Damian has albinism and must spend much of his time indoors. He has been single for four years. Oliver is an artist who paints romantic scenes of his own imaginary love life. Diagnosed with autism when he was two years old, he often finds social situations difficult. When Oliver meets Amy at a disco, they decide to go on a date together and he ends up plucking up the courage to ask her to be his girlfriend.

Heather has severe OCD. Gareth has brittle bones and has broken his legs over 150 times. Matthew has autism. Can the three of them find partners? Thirty-eight-year-old Heather's OCD means she cannot have any physical contact due to her fear of contamination by people's germs and hasn't invited anyone into her home for years. Heather also has Asperger's, making things such as eye-contact very hard for her. Heather goes on her first date in three years, with Peter. Twenty-eight-year-old Gareth has osteogenesis imperfecta (OI) which makes his bones extremely brittle. He has broken his legs more than 150 times in his life, and uses a wheelchair. 'I just don't want to die a 40-year-old virgin', he says. Gareth takes Beth on a date to a seafront restaurant, but will they hit it off? Matthew is 20 years old and is a student at a college in Milton Keynes. He is keen on karate and indie music. Despite a busy and fulfilling life, Matthew has autism and has never had a girlfriend

This episode revisits Richard, an amateur radio enthusiast with Asperger's, and comedian Luke, who has Tourette's. There's also 32-year-old Shaine from Bournemouth, a prolific amateur poet with a learning disability who's written over 3000 love poems, some for complete strangers. Sam, from Kent, is a media student and actor with Down's syndrome who's appeared in The Inbetweeners and EastEnders. Last year, having never been on a date before, Sam fell in love with 28-year-old Jolene and, seven months on, the romance is still going strong

Mary is a 44-year-old mature student with achondroplasia, the most common form of dwarfism. Daniel has autism and has been single for two years. Nursery nurse Hayley has never had a serious relationship. Hayley has Apert syndrome, a rare genetic condition which is characterised by malformations of the face, hands and feet. Hayley is determined to find her Mr Right. Could it be council worker Chris? Full of energy and with an action-packed life, Mary represented Team GB in the Dwarf Games, winning four gold medals. But Mary has never truly been in love. However, there is one man in her life who is a constant, her 16-year-old son Reece, who also has dwarfism

The dates this time include John, who hopes to put his Asperger's to one side and meet his first ever girlfriend. There's also bisexual jazz singer Ruth, and the incurably romantic Zoe. Twenty-one-year-old John has Asperger syndrome, which, for him, means he struggles to understand how relationships work and makes him prone to anxiety. But if meeting the women from the dating agency makes him panic, how will he cope on an actual date? Ruth is a 27-year-old jazz singer from north London. Charismatic and talented, she's looking for someone to form a meaningful relationship with, but her Tourette's syndrome can make dating tricky

This episode catches up some memorable daters from previous episodes, including incurable romantic Kate has always dreamed of meeting her future husband. Last year Kate turned to a dating agency for help, and was set up on a blind date with Simon. Twelve months later and Kate and Simon are still going strong. Twenty-seven-year-old Michael has recently hooked-up with Jennifer, who he's known her for several years, though they've never dated before. But Michael's autism makes it hard for him to understand the rules of dating and he has a habit of rushing things. Ray is a 50-year-old office training manager with a learning disability. When Ray met Jeanette, cupid struck, and the couple are still together. Last time around Brent had just broken up with his childhood sweetheart, but his Tourette's syndrome made it hard to go on dates

This episode catches up with some memorable daters, including actor Sam, romantic poet Shaine, Richard, who has Asperger's, and self-confessed flirt and local hero Justin, from Rugby. Previously, part time actor Sam, who has Down syndrome, started a relationship with Jolene, but this ended and now he's re-entering the world of dating. Shaine hopes his dreams of finding true love can be realised at a poetry class. Richard meets 35-year-old charity shop worker Lorien. And Justin, who has neurofibromatosis, a rare condition which causes nerve tissues to grow tumors, goes on his first ever speed-dating event

Return of the documentary following people with a range of restrictive conditions as they search for romance. Alex, 21, is extremely nervous around new people because of his autism, and has never been on a date. Passionate about fast cars, he decides to take Eloise to a race at Brands Hatch. Professional artist's model Matthew, 31, feels his stammer has hindered his success in love, while 27-year-old Daniella has Apert syndrome, a rare genetic condition that means she was born with the bones in her hands, feet and skull fused together. Could her first-ever date lead to a relationship?

The experiences of 35-year-old Tim, who has a mild learning disability and has wanted to marry for many years. When he meets Laura, 27, will he reveal he's already planned every detail of his wedding day? Essex boy Ali has achondroplasia, the most common form of dwarfism, and at 4ft 2, the 22-year-old is used to being the centre of attention on a night out, yet has never had a girlfriend. When he meets Kirsty, his nerves threaten to get the better of him and ruin the date. Finally, 27-year-old raver Alec has Saethre-Chotzen syndrome, a rare genetic condition characterised by the fusion of cranial features. Too nervous to approach girls himself, he turns to a dating agency for help and before long plans are made for him to meet research scientist Charlie.

Richard, who has Asperger syndrome, has high hopes for his posh afternoon tea at a five star hotel with Tammy, while Chris, paralysed from the chest down, longs to find lasting love

The show catches up with Ruth, Daniel and Michael as they continue their quest to find love. Daniel, who has autism, goes on a bowling date with Charley, and Ruth meets comedian Nathalie

This special episode follows some success stories from previous shows, as Brent and Steve plan to pop the question to their girlfriends and Carolyne prepares to become a mum

Student James is funny, ambitious and excels at his studies, but when it comes to finding love he has never had much luck. James has Asperger's and believes his problem is that he talks too much. Will his date with 24-year-old Chloe lead to romance?

Football and EastEnders fan James from Essex, who has a learning disability, has not had a girlfriend in over ten years. Lucas from Leicester is a daredevil when it comes to sports, but not so much with meeting girls.

23-year-old footballer George had a near fatal car accident that left him paralysed from the chest down. George now wants a girlfriend, but since his accident he's been too nervous to ask anyone out. Will his charm win the heart of Nathalie?

A catch-up with contributors featured in previous series as they continue their quest to find love. Featuring Ruth, who has Tourette's and dates budding comedienne Nathalie.

A year ago, Steve, who has Crouzon Syndrome, proposed to Vicky. Now, their wedding is only weeks away and Steve has to overcome his fear of being seen in order to face 150 people.

Postman Sam, 23, from Camberley in Surrey, is a well-known face on his rounds, but while he may be a pro at delivering the mail he hasn't had as much success delivering chat up lines.

Talented musician, artist and all-round creative Eddie from Falmouth in Cornwall is looking for romance. Eddie is autistic, which can make him anxious and shy around girls he likes. Can he overcome his dating demons when he meets Cassie?

Jamie, 22, from Somerset, has never had a girlfriend or been on a date and is baffled when it comes to matters of the heart. Jamie has Asperger syndrome, and struggles to understand anything that isn't logical, especially the rules of courtship.

A poet has spent years looking for his muse, but his learning disability sometimes leaves him lost for words; a car fanatic with autism is about to have a special second anniversary and a Leeds United fan is at the final stop in his quest for love.