[1] Cadwallader first played U Sports football with the Western Mustangs in 2015, joining the team as a wide receiver.

[6] He also played in the 2016 Yates Cup championship win over the Western Mustangs and the following Mitchell Bowl loss to the Laval Rouge et Or.

[2] As a European import due to his parents being from the United Kingdom, Cadwallader was able to play for the Bologna Warriors of the Italian Football League in spring 2019.

[8] He made the team's active roster following training camp in 2021 and played in his first career professional game on August 5, 2021, against the Hamilton Tiger-Cats.

[6] He made his post-season debut that year as he played in the West Final against the Saskatchewan Roughriders where he had one forced fumble.