Former Arsenal youngster George Brislen-Hall played for Norwich's Under-21s against Wroxham, Enfield and Lowestoft in August 2012. A left back, he trained with American side Colorado Rapids in February 2012. Brislen-Hall signed for Inverness Caledonian Thistle on 31st August 2012, along with fellow Arsenal youngster Phil Roberts. He was released in December 2012 without having played for Inverness' first team.

By October 2013, he was playing for Buckhurst Hill in the Essex Olympian Football League