A prolific goal scorer, but unselfish team player, he quickly established himself as a fan's favourite and, due to his complexion and red hair, Latheron was known affectionately as "Pinkie" on the terraces.

[3] Latheron soon became a regular selection at inside-left and in 1907–08 he was joint top scorer with nine goals from 27 appearances as Rovers struggled, finishing in 14th place in the table.

They lost their position in January 1910 and finally finished in third place behind Aston Villa and Liverpool with Latheron again scoring ten goals.

Despite being defeated by Bolton Wanderers and Arsenal, Blackburn went on another good run and by the end of the season they had three more points than main challengers, Everton.

In an attempt to regain the championship, Middleton broke the British transfer record by buying Danny Shea from West Ham United for £2,000.

His form earned him a call up to the England team for the British Home Championship match against Wales played at Ashton Gate, Bristol on 17 March 1913, when he was joined by his Rovers teammates, Bob Crompton, Joseph Hodkinson and Billy Bradshaw.

Despite the outbreak of the First World War, league football continued in England for a further season, and in 1914–15, Blackburn finished in third place behind Everton and Oldham Athletic.

[8] After the cessation of League football, Latheron enlisted, joining the Royal Field Artillery as a gunner, and within a week of his last match for Blackburn Rovers, he was on the Front.