The Toys of Caliban

"The Toys of Caliban" was a 1985 episode of "The Twilight Zone" featuring Richard Mulligan.

A mentally handicapped boy is able to summon anything he wants by saying the word 'Bring'. His parents keep him locked in his house with only pictures of harmless toys. When a social worker comes across the family, the boy summons a human heart after seeing a picture of one in a magazine, terrifying his elderly mother to death. Fearing what would happen if others tried to take control of the power the boy's father decides to show him pictures of a house in flames, to which the boy responds 'Bring'.