8 Out of 10 Cats Does Countdown — Episode 4: Rob Beckett, Alan Carr, Sarah Millican, Nick Mohammed

You are watching the episode Rob Beckett, Alan Carr, Sarah Millican, Nick Mohammed Sean Lock and Rob Beckett take on special guest team captains Alan Carr and Sarah Millican. Nick Mohammed joins Susie Dent is in Dictionary Corner, while maths whizz Rachel Riley looks after the letters and numbers.