He will be number two to caretaker boss Gregg Abbott who has taken over after Neil McDonald was sacked.

Booth held the same position with at Brunton Park but left the role in the summer of 2006.

He arrived at Carlisle in October 2003 as assistant to former boss Paul Simpson, who left to become Preston's manager in June 2006.

Booth's coaching experience includes spells with the England Under-21s, Huddersfield, Hull and Aston Villa.