Nobody goes home tonight: for the teams, it’s a question of how they get to the next round.

Introverts v Crunchers

Semi-Final 1

Semi-Final - Tea Totallers v Crunchers

Isotopes v Mercians

A coveted place in the third place play-off is at stake: one team will have to settle for being in the final.

Semi-Final

In this opening heat, three fresh air fanatics take on a trio of Midlanders.

Al Frescans v Midlanders

It’s the third place play-off, and the questions have grown suitably gnarly.

Third Place Play-Off

The Final

Pitchers v Benchwarmers

Both teams won their opening heats, which means nobody goes home.

Metrophiles v Showstoppers

The Mercians became the second highest scorers in the programme’s history in their last appearance: they finished with 36 points. But how will they do against the Video Nasties?

Mercians v Video Nasties

It's another rematch – the Video Nasties won last time these teams met. What will the Solomons Family have to do to beat them?

Solomons Family v Video Nasties

Too Many Cookes v Bloomsbury Group

Scanners v Benchwarmers

It’s a ‘winner-winner’ game, so everyone survives to quiz another day.

Stitchers v Gunners

It’s a quarter-final, and the questions are getting trickier.

Also Rans v Video Nasties

It's the knockout stage, so one of the teams will be going home.

Hopsters v Al Frescans

A team of ex-psychology students take on three knitting enthusiasts.

Lapsed Psychologists v Knitters

Three crossword enthusiasts pits their wits against a team of alumni from Birkbeck College, London.

Crossworders v Birkbeck Alumni

County Councillors v Ombudsmen

Science Writers v Travel Writers

Edinburgh Scrabblers v Solent Scrabblers

Urban Cyclists v Country Walkers

Bankers v Bookkeepers

Cricket Supporters v IT Supporters

County Councillors v Science Writers

Crossworders v  Edinburgh Scrabblers

Bankers v IT Supporters

Lapsed Psychologists v Country Walkers

Crossworders v  Science Writers

Bankers v Lapsed Psychologists

Crossworders v Lapsed Psychologists

A team of three lads from the Cambridge Quiz Society pit their wits against a trio of Oxford Librarians with specialisms as diverse as Comparative Slavonic Linguistics, Classics, and Theology.

Cambridge Quiz Society v Oxford Librarians

Three maths graduates take on a team featuring a linguistics graduate, an English graduate, and an IT developer who is also a proofreader.

Mathematicians v Wordsmiths

A team of three lovers of history square up to a trio of Welshmen devoted to their national game.

History Boys v Rugby Boys

Three dedicated chess players pit their strategic prowess against a team who have honed their lateral thinking skills writing puzzles to raise money for their local hospice.

Chessmen v Charity Puzzlers

In the first semi-final, three mathematicians pit their logical skills against the wits of the Cambridge Quiz Society.

Mathematicians v Cambridge Quiz Society

In the second semi-final, three quietly strategic chess players pit their wits against the brawn of the Rugby Boys.

Chessmen v Rugby Boys

Three avid chess players take on a trio unified by their love of mathematics as they compete for the glory of third place in the competition.

Chessmen v Mathematicians

In the final, the three leading lights of the Cambridge Quiz Society take on the combined knowledge of a team whose field of reference stretches far beyond the touchline of their beloved rugby pitch.

Cambridge Quiz Society v Rugby Boys

A team of three civil servants with a shared love of Radio 4's The Archers pit their wits against a trio of music lovers who between them perform or enjoy everything from pub rock to choral sung mass.

Archers Admirers v Music Lovers

The Polymaths pool their disparate skills in chicken husbandry, musical theatre, and urban geography to challenge the brainpower of the Strategists, a team unified by their love of sophisticated strategy board games.

Polymaths v Strategists

Three members of the Brighton and Hove (Actually) Gay Men's Chorus square up to a trio of postgraduates of Brasenose College, Oxford.

Choir Boys v Brasenose Postgrads

Three philosophy students pit their wisdom against a trio of Hitchhiker's Guide To The Galaxy fans.

Philosophers v Hitchhikers

Three neuroscientists hailing from Australia, South Africa, and Canada scrum down against the intellectual brawn of three rugby fans.

Neuroscientists v Rugby Fans

Three former flatmates and graduates of Exeter University pit their wits against a news producer, a civil servant, and an IT consultant who share a passion for fine food.

Exeter Alumni v Gourmands

A team of insurance professionals face off against a trio of committed gamblers.

Insurers v Gamblers

Three senior managers from a national bookstore face off against a team drawn together by their love of London's retro bowling alleys.

Booksellers v Bowlers

In the first of the quarter-finals, three fans of the Archers radio series take on the combined knowledge of three flatmates who all met up at Exeter University.

Archers Admirers v Exeter Alumni

In the second of the quarter-finals, three postgraduate students from Brasenose College, Oxford, pit their wits against a trio of Douglas Adams fans who call themselves the Hitchhikers, in honour of the Hitchhiker's Guide to the Galaxy.

Brasenose Postgrads v Hitchhikers

In the third of the quarter-finals, three studying for their PhDs at Oxford set out to challenge the brainpower of the Strategists, a team unified by their love of sophisticated strategy board games.

Neuroscientists v Strategists

In the last of the quarter-finals, three committed gamblers take their chances against a team unified by their love of ten-pin bowling.

Gamblers v Bowlers

In the first of the Semi Finals, three lovers of the pastoral world of Radio 4's The Archers face a team of confirmed Gamblers.

Archers Admirers v Gamblers

In the second semi-final, three fans of the Hitchhiker's Guide to the Galaxy lock horns with the cunning of the Strategists, a team bound by their love of obscure European board games.

Hitchhikers v Strategists

In the series final, cunning and tactics combine with logic, recall, and tangential inspiration, as three committed Gamblers resist the temptation to take too many risks and the Strategists fight the impulse to err on the side of caution.

Gamblers v Strategists

A team of three old university pals with a shared love of exotic foods and fine dining pit their wits against a trio of Ulstermen from the Northern Ireland Court Service.

Epicureans v Courtiers

The Wright family from Leeds pool their knowledge of IT, Electrical Engineering, and Mexican cinema to challenge the brainpower of the Urban Walkers, a team unified by their love of taking extended inner city hikes across various European capitals.

The Wrights v Urban Walkers

A doctor, a teacher, and an accountant with a shared passion for radio square up to a trio of professional taxomomists - three women who make companies more successful through their precise use of language.

Radio Addicts v Taxonomists

Three stalwarts of the Camden music scene (including the man who discovered Blur) pit their wit and wisdom against a husband, wife, and pal who share a love of geocaching, the craze for treasure-hunting using GPS.

Brit Poppers v Geocachers

Three fantasy writers, captained by a man who has written for Doctor Who, lock horns with a trio of bridge players, each with post-grad qualifications from Oxford University.

Fantasy Writers v Bridge Players

Three friends who originally met through British Mensa pit their wits against a team drawn together by their love of TV blogs and forums.

Mensans v Bloggers

Three dedicated hill walkers from Derbyshire face off against a family threesome of husband, wife, and brother-in-law.

Mountain Men v In-Laws

Three men joined by their enthusiasm for real ale confront two maths graduates and a pharmacist who are a regular fixture at their local pool hall.

Alesmen v Pool Sharks

In the first of the quarter-finals, three old chums from university days who share a passion for fine dining take on the combined knowledge of three Oxford graduates with a love of bridge.

Epicureans v Bridge Players

In the second quarter-final, the Wright family of mum, dad, and daughter return to pit their wits against a trio of committed bloggers who met on TV gossip forum sites.

Wrights v Bloggers

In the third quarter-final, a doctor, a teacher, and an accountant with a unifying love of the radio return to challenge the brainpower of three Camden-based lynchpins of the British music industry.

Radio Addicts v Brit Poppers

In the last quarter-final, a family team featuring a patent lawyer, a graphic designer, and a business analyst return to the field of conflict to take their chances against a trio unified by their love of authentic cask-conditioned ales.

In-Laws v Alesmen

In the first semi-final, three lovers of luxurious wines and exotic dishes set aside their shared passion to address the challenge of the combined wits of the Wright family.

Epicureans v Wrights

In the second semi-final, three lovers of authentic beer lock horns with the cunning of a team bound by their love of the airwaves.

Alesmen v Radio Addicts

In this play-off between semi-final losers, the Wright family combine their wits to take on the mental firepower of the Alesmen in a last battle for glory.

Wrights v Alesmen

In the series finale, three committed gourmands set aside their love of fine foods to concentrate on the job in hand - battle for victory over the Radio Addicts, a team with the diverse combined knowledge of a doctor, a teacher, and an accountant.

Epicureans v Radio Addicts

A trio of social networkers who met online take on three committed vegetarians.

Social Networkers v Vegetarians

A father, son, and daughter-in-law square up to three postgraduate chemistry students from Oxford University.

Edwards Family v Inorganic Chemists

A team of professional analysts with degrees in modern languages, English, and maths pit their wits against a trio of editors who delight in their meticulous attention to detail.

Analysts v Editors

A classics graduate, a maths graduate, and a history graduate united by a shared love of running face up to three colleagues from a creative engineering company.

Joggers v Technologists

A husband and wife and their best friend who share a passion for managing online football teams take on three friends from London with a collective love of all things historical.

Fantasy Footballers v Antiquarians

Three friends with a mutual love of the Listener crossword puzzle pit their wits against a trio of choristers from Sheffield University.

Listeners v Steel City Singers

A software developer, IT manager, and marketing manager who all row in the same boat take on three ladies with a shared passion for foreign languages.

Rowers v Linguists

Three aficionados of the Scottish rock music scene pit their wits against three members of an executive council trade union group.

Rock'n'rollers v Trade Unionists

Three online pals take on a trio of history buffs in the first of the quarter-finals.

Social Networkers v Antiquarians

A team of rowers encounter three fans of the Listener crossword in the second of the quarter-finals.

Rowers v Listeners

A father, son, and daughter-in-law pit their wits against three members of an executive council trade union group in the third of the quarter-finals.

Edwards Family v Trade Unionists

Three professional analysts square up to three colleagues at a creative engineering firm in the last of the quarter-finals.

Analysts v Technologists

In the first of the semi-finals, three fans of the Listener crossword take on a trio united by their love of all things historical.

Listeners v Antiquarians

In the second semi-final, a trio of analysts and three members of an executive council trade union group fight it out for a place in the series finale.

Analysts v Trade Unionists

A trio of Listener crossword fans and three members of an executive council trade union group compete in the 3rd/4th place play-off.

Listeners v Trade Unionists

In the series finale, three professional analysts square up to a trio of history buffs for the right to be named series five champions.

Analysts v Antiquarians

Members of Danny Wallace's Join Me campaign pit their wits against three beer lovers.

Joinees v Draughtsmen

Three teachers square up to a team of IT specialists.

TEFL Teachers v IT Specialists

A trio of footballers pit their wits against three orchestral players.

Footballers v Second Violinists

A trio of writers pit their wits against three high school teachers.

Wordsmiths v Educators

Three friends who share hearty appetites take on a trio of young mathematicians.

Trenchermen v Numerists

Three Winchester friends pit their wits against a team who have all recently quit smoking.

Wintonians v Quitters

Three professional writers compete against on a trio of friends united by their love of codes and puzzles.

Scribes v Ciphers

Three colleagues in an accountancy firm pit their wits against a team of cinema lovers.

Accountants v Cinephiles

Three beer drinkers take on a trio of mathematicians in the first of the quarter-finals.

Draughtsmen v Numerists

A team of committed football fans encounters three film lovers in the second of the quarter-finals.

Footballers v Cinephiles

Three teachers encounter a trio of writers in the third of the quarter-finals.

Teachers v Scribes

Three friends from Winchester square up to a team united by their passion for reading and writing in this quarter-final.

Wintonians v Wordsmiths

In the first of the semi-finals, three football fans take on a trio of beer enthusiasts.

Footballers v Draughtsmen

The fiendishly difficult quiz show in which two teams of three contestants have to find the connection between seemingly unrelated clues, where patience and lateral thinking are as vital as knowledge.

All Episodes of Only Connect

Season 1

Lapsed Psychologists v Knitters

Season 1 Episode 1 - Aired 9/15/2008

Crossworders v Birkbeck Alumni

Season 1 Episode 2 - Aired 9/22/2008

County Councillors v Ombudsmen

Season 1 Episode 3 - Aired 9/29/2008

Science Writers v Travel Writers

Season 1 Episode 4 - Aired 10/6/2008

Edinburgh Scrabblers v Solent Scrabblers

Season 1 Episode 5 - Aired 10/13/2008

Urban Cyclists v Country Walkers

Season 1 Episode 6 - Aired 10/20/2008

Bankers v Bookkeepers

Season 1 Episode 7 - Aired 10/27/2008

Cricket Supporters v IT Supporters

Season 1 Episode 8 - Aired 11/3/2008

County Councillors v Science Writers

Season 1 Episode 9 - Aired 11/10/2008

Crossworders v Edinburgh Scrabblers

Season 1 Episode 10 - Aired 11/17/2008

Bankers v IT Supporters

Season 1 Episode 11 - Aired 11/24/2008

Lapsed Psychologists v Country Walkers

Season 1 Episode 12 - Aired 12/1/2008

Crossworders v Science Writers

Season 1 Episode 13 - Aired 12/8/2008

Bankers v Lapsed Psychologists

Season 1 Episode 14 - Aired 12/15/2008

Crossworders v Lapsed Psychologists

Season 1 Episode 15 - Aired 12/22/2008