2018-19: Casey played in 23 games this season, starting in 4 of them. He totaled 30 rebounds, 6 assists, 5 steals, and scored 34 points.
2017-18: Casey played in 26 games this season, starting in 2 of them. He totaled 47 rebounds, 10 assists, 10 steals, and 61 points scored. Named to SLIAC all sportsmanship team.
2016-17: Casey appeared in 20 games this season, scoring 37 points, bringing down 26 rebounds, and dishing out 4 assists.
2015-16: Casey appeared in 8 games this season, totaling 6 points, 5 rebounds, and 2 blocks
Personal: Casey is the son of Steve and Keverne McCollum and has two siblings, Ashley and Justin McCollum.