Monty was framed and put in prison for the murder of his sister. Monty is overweight, and has a heart shaped birthmark on his arm. He is an excellent cook and one night he was taken by the Wheezers. He was brought back and killed Kevin Arnold in his cell.
He saved Alex from Moleface in the form of a Blacksuit but was fatally wounded in a cave in after the explosion of the gas-filled gloves during Alex's 1st escape.