London Marathon

Gabby Logan presents live coverage of the 39th London Marathon as more than 40,000 people run the 26.2 miles, with every one of them having a special reason as to why they are taking part.

At elite level, four-time Olympic gold medallist Sir Mo Farah is aiming to win the race for the first time.

Commentary comes from Steve Cram, Andrew Cotter, six-time London Marathon wheelchair race winner Baroness Tanni Greythompson and Paula Radcliffe, who set the women’s marathon world record 16 years ago in London. amateur contest, but Channel 4 successfully tweaked the show’s recipe when it was relaunched last year.

So, who will rise to the challenge – and will anyone be left wishing they’d snuck into the non-professional version instead?

Tales of tragedy and bravery are recounted in the documentary