"Casper's Halloween Special"

Casper tries to pass as a human child so they can trick or treat, but their ghost roommates keep haunting every person Casper tries to obtain candy from. Casper then runs into some poor, costume-less orphans who accept Casper as a ghost.

Casper's Halloween Special is a 1979 American animated Halloween television special produced by Hanna-Barbera featuring Casper the Friendly Ghost and his friend Hairy Scarey from the animated series Casper and the Angels. The special was directed by Carl Urbano and premiered on NBC on October 30, 1979