When a little Martian boy playing hooky crashes his "borrowed" saucer into the house, Casper shows him around, but the Martians are convinced that the saucer was stolen by humans and declare war on the Earth.
| Actor | Role |
|---|---|
| BBradley BolkeGhostly Trio/Marty/Papa/ Transmission Operators | Ghostly Trio/Marty/Papa/ Transmission Operators |
 Norma MacMillanCasper | Casper |