Aliens (A Close Encounter with a Strange Kind)

The aliens were looking for friendly earth-men to take back to their planet as specimens.

The Richie Rich/Scooby-Doo Show
They took Shaggy Rogers while he was asleep in his sleeping bag, but Scrappy-Doo and Scooby-Doo rescued him.

Appearances

 * The Richie Rich/Scooby-Doo Show
 * A Close Encounter With A Strange Kind