[8][9] After going scoreless in the team's season opener against the Geelong Supercats on April 1, he scored 12 points the following day in a 91–65 loss to the Kilsyth Cobras.

[14] On October 30, he was selected by the Santa Cruz Warriors with the second overall pick in the 2016 NBA Development League Draft[15] and in six games, he averaged 2.8 points and 1.2 rebounds in 7.3 minutes.

[16] On December 14, Roberts was traded, along the player rights for Mac Koshwal, to the Salt Lake City Stars in exchange for a second-round draft pick.

[16] Two days later, he made his debut for the Stars in an 87–75 loss to the Rio Grande Valley Vipers, recording two rebounds in four minutes off the bench.

[19] Galloway arrived at the Mexican club Soles de Mexicali in January 2019 and played three games with them in the 2019 FIBA Americas League group stage.