He made his AFL debut in round 1, 2013, against North Melbourne at Etihad Stadium.

[1] Frost played 54 games for Collingwood, but only 10 in the 2016 season as he wasn't a consistent starter.

[2] After being out of contract with Collingwood at the conclusion of the 2016 season, he nominated the Brisbane Lions as his preferred new club.

The persistence of ongoing symptoms over the past two years were a concern to Frost, his family and the Club.

[7] His father, David Frost, played thirty-four matches for the Glenelg Football Club and seventy-two matches for the Sturt Football Club in the South Australian National Football League (SANFL) during the 1980s and his younger brother, Sam Frost currently is on the Hawthorn list after spending time at Greater Western Sydney and Melbourne