Myles Grint is a supporting antagonist in Season One of Star Wars Rebels.
He was an officer of the Imperial Military and was stationed on the planet of Lothal where he and his partner, Cumberlayne Aresko, patrolled the planet's streets to maintain the Galactic Empire's rule over the backwater Outer Rim world.
He and Aresko were stationed at the Academy for Young Imperials where they were tasked with training new recruits to eventually join the Imperial Military and enforce the Empire's rule all across the galaxy.
Myles Grint was a human male who was active during the early years of the Galactic Empire and was an active member of the Imperial Military fourteen years after the end of the Clone Wars in 4 BBY.
He was stationed on the Outer Rim world of Lothal at some point in time along with Commandant Aresko where they were tasked with maintaining Imperial rule over the planet as well as train new cadets. Grint was originally a Taskmaster and oversaw the training of young cadets at the Academy for Young Imperials in the capital city of Lothal along with Aresko.