Sports in August, 2006, that the best advice that he ever received was from then Giants head coach Bill Parcells, who told him that "he was a diamond in the rough and that he needed to get more experience."
Millington played as fullback in the CFL for 12 years with the Edmonton Eskimos, the Winnipeg Blue Bombers and the British Columbia Lions before his retirement in 2002.
In that same year, Millington rushed for 1010 yards on 156 carries and ran for 6 touchdowns, while sharing the backfield duties with import Robert Drummond.
As part of the panel, Millington was known not to pull punches and tell things as they are, which created some interesting dialogue with former CFLer Greg Frers, with former teammate Darren Flutie and with his former GM Eric Tillman.
When Avery suffered a slight hamstring tear in the Argos' 35-32 win over the Winnipeg Blue Bombers on October 16, the signing of Millington paid immediate dividends.
However, on October 22, Millington suffered a ruptured Achilles heel in his right foot in the second quarter of their game against the Montreal Alouettes, which ended his football career, weeks before the CFL playoffs.
After his second retirement, Millington rejoined the CFL on CBC broadcast, and has a weekly column on the Canadian Football League's official website.
He currently works as a personal trainer in Vancouver, where he has developed The Millington Method, focused on building sustainable habits and practices to create a lifestyle of fitness and health.