The character has been featured in comic books published by Harvey Comics since 1952, and Harvey purchased the character outright in 1959. The character was featured in 55 theatrical cartoons titled The Friendly Ghost from 1945 to 1959. He is a translucent ghost who is pleasant and personable, but often criticized by his three wicked uncles, the Ghostly Trio.
Casper the Friendly Ghost is the fictional character who serves as the protagonist of the Famous Studios theatrical animated cartoon series of the same name.