At one point, Eddie wanted a baby brother. Both Lily and Herman didn't know what to do. Grandpa, luckily had a plan. Be built a robot named Boris to be Eddie's new playmate. He was good at helping around the house, and actually liked Herman's jokes. Eddie thought the family loved Boris, and pretended to run away. Everyone eventually made up, but Boris moved to some Munster relatives. He visits during vacations.

Created by: Grandpa
Age: slightly younger than Eddie
Resides in: Death Valley, with Uncle Garrett and Aunt Mina
Abilities: being polite, opening cans with his teeth

Boris has been played by:
Rory Stevens ("The Munsters" episode 65, 1966)