[2] Galloway played for two years at South Carolina averaging 10.7 points a game in his sophomore season, being the third leading scorer for the Gamecocks.

[3] He received a hardship waiver from NCAA to compete immediately after transferring, and averaged 14.1 points, 4.0 rebounds, and 3.8 assists per game as a junior.

and 3.7 assists in 33.3 minutes, leading La Salle to the Sweet Sixteen in the 2013 NCAA Tournament.

[8] On September 23, 2014, Galloway signed with Derthona Tortona of the Italian Serie A2 for the rest of the season.

[18] On October 29, he was acquired by the Erie BayHawks of the NBA Development League as an affiliate player of the Magic.

[19] On January 20, 2017, Galloway signed with Turkish club TED Ankara Kolejliler for the rest of the 2016–17 season.

[20] In October 2017, Galloway signed with Al Sadd Doha of the Qatari Basketball League.

On January 25, 2018, he signed with Sporting Al Riyadi Beirut of the Lebanese Basketball League.

[26] In November 24, 2024, Galloway signed with the Al-Ahly Ly of the Libyan Basketball League (LBL).