He played college football for the Michigan State Spartans from 2010 to 2013, winning a Rose Bowl in 2013.
After practice squad stints in the National Football League (NFL), he played in the CFL for Saskatchewan.
A native of Ohio, Allen played college football at Michigan State from 2010 to 2013, registering 278 total tackles.
[2][3] He helped lead the 2013 Michigan State Spartans football team to a Big Ten Conference championship and a victory over Stanford in the 2014 Rose Bowl.
[6] He played for the Saskatchewan Roughriders of the CFL in 2015, appearing in three games, two as a starter, and registering 17 tackles.