Scooby and the gang investigate spooky doings at the nation's capitol. They discover the key to secret NASA information and uncover a pair of ghosts.
Guest Cast
Don Messick
voices Dada-Doo
Don Messick
voices Mumsy-Doo
Cast Appearances
Don Messick
voices Scooby-Doo
Don Messick
voices Scrappy-Doo
Casey Kasem
voices Shaggy Rogers
Heather North
voices Daphne Blake
Marla Frumkin
voices Velma DinkleyEpisode Discussion
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