Greg Maxwell is a fictional character portrayed by Juan Gabriel Pareja in the TV series Castle.
They appear in 1 episodes out of a total of 173 aired
Episodes1
Child's Play
episode S7.E4 october 2014Beckett and Castle investigate the shooting of an ice cream vendor and clues lead them to suspect that an unknown second grade child might be able to help them solve the case; Castle goes undercover at a school to try and find the student.