Scooby-Doo and Scrappy-Doo: 1x9
Twenty Thousand Screams Under the Sea
In Acapulco, the Sea Beast of the Aztecs rises and scares away all the divers. Of course the gang have to investigate.
1 - 1The Scarab Lives! Sep. 22, 1979- 1 - 2The Night Ghoul of Wonderworld Sep. 29, 1979
- 1 - 3Strange Encounters of a Scooby Kind Oct. 06, 1979
- 1 - 4The Neon Phantom of the Roller Disco! Oct. 13, 1979
- 1 - 5Shiver and Shake, That Demon's a Snake Oct. 20, 1979
- 1 - 6The Scary Sky Skeleton Oct. 27, 1979
- 1 - 7The Demon of the Dugout Nov. 03, 1979
- 1 - 8The Hairy Scare of the Devil Bear Nov. 10, 1979
- 1 - 9Twenty Thousand Screams Under the Sea Nov. 17, 1979
- 1 - 10I Left My Neck in San Francisco Nov. 24, 1979
- 1 - 11When you Wish Upon a Star Creature Dec. 01, 1979
- 1 - 12The Ghoul, the Bad, and the Ugly Dec. 08, 1979
- 1 - 13Rocky Mountain Yiii! Dec. 15, 1979
- 1 - 14The Sorcerer's a Menace Dec. 22, 1979
- 1 - 15Lock the Door, It's Minotaur Dec. 29, 1979
- 1 - 16The Ransom of Scooby Chief Jan. 05, 1980