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Scooby-Doo and Scrappy-Doo
Season 1 · Episode 9
Twenty Thousand Screams Under the Sea
10.022mNovember 17, 1979
In Acapulco, the Sea Beast of the Aztecs rises and scares away all the divers. Of course the gang have to investigate.
Episodes
- Episode 1The Scarab Lives!
- Episode 2The Night Ghoul of Wonderworld
- Episode 3Strange Encounters of a Scooby Kind
- Episode 4The Neon Phantom of the Roller Disco!
- Episode 5Shiver and Shake, That Demon's a Snake
- Episode 6The Scary Sky Skeleton
- Episode 7The Demon of the Dugout
- Episode 8The Hairy Scare of the Devil Bear
- Episode 9Twenty Thousand Screams Under the Sea
- Episode 10I Left My Neck in San Francisco
- Episode 11When you Wish Upon a Star Creature
- Episode 12The Ghoul, the Bat, and the Ugly
- Episode 13Rocky Mountain Yiiiii!
- Episode 14The Sorcerer's a Menace
- Episode 15Lock the Door, It's a Minotaur
- Episode 16The Ransom of Scooby Chief