Victoria Coren Mitchell hosts the quiz where knowledge only gets you so far – the vital extra ingredients are logic and lateral thinking.

It's another rematch: these teams may know each other from before, but they'd better not drop their guard because the questions are ramping up.

For example: what connects Toe Martin, Shadow Fury, Tonsil Draper and Jiminy Stokes?

Victoria Coren Mitchell hosts the quiz where knowledge only gets you so far – the vital extra ingredients are logic and lateral thinking.

Two teams return. It's always nice to see them, but there's no room for sentiment, because the winners progress to the next round while the losers exit the tournament. Here's a question: what connects fear, beauty, video and curiosity?

Victoria Coren Mitchell hosts the quiz where knowledge only gets you so far – the vital extra ingredients are logic and lateral thinking.

It's a knockout round, and only one of the two returning teams can go through after trying to establish what connects such apparently random clues as Bradypus tridactylus, ‘Sunflower Seeds' artist, Anguilla and Grok.

Victoria Coren Mitchell hosts the quiz where knowledge only gets you so far – the vital extra ingredients are logic and lateral thinking.

Neither team is leaving the tournament this time, but the questions are as challenging as ever. What connects the following: impossible question, unexpectedly blue, safe woods and uninformed loop?

Victoria Coren Mitchell hosts the quiz where knowledge only gets you so far – the vital extra ingredients are logic and lateral thinking.

There's plenty of early buzzing going on in what proves to be a high-scoring contest. The teams don't need the fourth clue to work out what connects the following: Indo-Aryan languages (possibly), Mongolia and ear. And what was that fourth clue?

Victoria Coren Mitchell hosts the quiz where knowledge only gets you so far – the vital extra ingredients are logic and lateral thinking.

Nobody goes home after this episode – that's just how the series structure rolls. The questions are as quirky as ever, for example: what connects panorama, accountant, unalive and seggs?

Victoria Coren Mitchell hosts the quiz where knowledge only gets you so far – the vital extra ingredients are logic and lateral thinking.

Neither team is eliminated this time, and there's some quality quizzing on display: one of the teams only needs two clues to work out what connects 'Baymax's facial features' and 'a switch on a schematic drawing'.

Victoria Coren Mitchell hosts the quiz where knowledge only gets you so far – the vital extra ingredients are logic and lateral thinking.

It's another knock-out round: two teams return to take on the task of finding the connection between such clues as rain in Botswana, lion in Romania, weight in Mexico and royal in Brazil.

Victoria Coren Mitchell hosts the quiz where knowledge only gets you so far – the vital extra ingredients are logic and lateral thinking.

Six people return to battle it out for a place in the next round – and three of them are going home.

Here's a question where one of the teams worked out the connection after three clues: Greek city law, Italian riflemen, Irish guards...

Victoria Coren Mitchell hosts the quiz where knowledge only gets you so far – the vital extra ingredients are logic and lateral thinking.

Three fans of a paranoid android take on a team of Merseysiders – only one team can progress to the next round, and they get there by connecting clues such as lop, urve, cheron, and actrian camel humps.

Victoria Coren Mitchell hosts the quiz where knowledge only gets you so far – the vital extra ingredients are logic and lateral thinking.

The microbiologists are back, this time facing a returning family of stargazers. The series has reached the knockout stage: one team will go home, but not before they've pondered the link between such clues as fore, dog, anti and woebe.

Victoria Coren Mitchell hosts the quiz where knowledge only gets you so far – the vital extra ingredients are logic and lateral thinking.

There's an EastEnders-style revelation as a family team face three former work colleagues, all trying to find connections between such apparently random clues as Kite's Nest, Ravenseat, Duchy Home and Diddly Squat.

Victoria Coren Mitchell hosts the quiz where knowledge only gets you so far – the vital extra ingredients are logic and lateral thinking.

Two vegans and a carnivore take on three teachers who are hoping to kill off an annoying classroom meme. They face such questions as: what connects swelling/bottom, burden/street, Roman detachment/area, and not heavy/correct?

Victoria Coren Mitchell hosts the quiz where knowledge only gets you so far – the vital extra ingredients are logic and lateral thinking.

A high-scoring game, but since nobody goes home tonight, you could say it's just for fun.

And if your idea of fun is questions such as: what connects Gladiator Kim Betts, David Bowie, Pikachu and The Flash, then you've definitely come to the right place.

Victoria Coren Mitchell hosts the quiz where knowledge only gets you so far – the vital extra ingredients are logic and lateral thinking.

Three Rocky Horror fans take on a team of New Zealanders, trying to establish the connection between such clues as back save, leg help, face accept the reality and knees party.

One of the teams worked it out after three clues – but what is the answer?

Victoria Coren Mitchell hosts the quiz where knowledge only gets you so far – the vital extra ingredients are logic and lateral thinking.

A line-up formed from the members of rival quiz teams takes on three Douglas Adams fans, trying to establish the connection between four apparently random clues.

For example: any light, see copy, peaty blonde and Effie Maiden – what connects them?

Victoria Coren Mitchell presides over the quiz where knowledge only gets you so far – the vital extra ingredients are logic and lateral thinking.

It's Scotland versus Southport, with the teams clashing over such fiendish questions as: what would come fourth in the following sequence, 7: 1111111, 5: SEVEN, 3: VII…?

Victoria Coren Mitchell hosts the quiz where knowledge only gets you so far – the vital extra ingredients are logic and lateral thinking.

A team keen on science fiction take on three fans of science fact, facing such questions as: what connects question hard, comically criticise, illegally hunt and pus-filled swelling?

Victoria Coren Mitchell hosts the quiz where knowledge only gets you so far – as always, the vital extra ingredients are logic and lateral thinking.

Three rowers take on a team of microbiologists in finding connections between apparently random clues. For example: Germany, HM Treasury, the Galactic Republic and the Duchy of Lancaster. What connects them?