Mack

Mack is minor character in United Worlds, he is the plumber in Greenwich Apartments he sometimes despices Milo but they are really great freinds.

Season 1

 * Slow Band Steady, Wins The Place (credited apperance)
 * Boo Who in Pilly (confirmed apperance)

Trivia

 * he was originally meant to appear in Big Trouble in Little Apartment, but his scene was cut from the episode, causing his apperance delay for one episode.