Messi the Enigma BBC1, 10.55pm
He’s one of the greatest footballers of all time, but off the pitch, Lionel Messi is something on an enigma. Now, on the eve of what is widely expected to be his last World Cup, this documentary tries to offer a new insight into the man behind the legend. School friends describe how his talent was evident from a young age, while former team-mates share tales from the dressing room.