Super Friends: 3x5
Battle at the Earth's Core
While sailing with Captain Pierre Marcel, the Wonder Twins and Gleek get sucked in a whirlpool. After receiving a distress call from the Wonder Twins, the rest of the Super Friends search for the twins, only to get pulled in the whirlpool themselves. They emerge in a Wonder Land that is below the Earth’s crust. The Super Friends must now search for the Wonder Twins and rescue them.
3 - 1Rokan: Enemy from Space Sep. 09, 1978
3 - 2Wanted: The Superfriends Sep. 09, 1978
3 - 3The Demons of Exxor Sep. 16, 1978
3 - 4Invasion of the Fearians Sep. 16, 1978
3 - 5Battle at the Earth's Core Sep. 23, 1978
3 - 6The World's Deadliest Game Sep. 23, 1978
3 - 7Sinbad and the Space Pirates Sep. 30, 1978
3 - 8The Time Trap Sep. 30, 1978
3 - 9The Pied Piper from Space Oct. 07, 1978
3 - 10Trial of the Super Friends Oct. 07, 1978
3 - 11Attack of the Vampire Oct. 14, 1978
3 - 12Monolith of Evil Oct. 14, 1978
3 - 13The Beasts Are Coming Oct. 21, 1978
3 - 14The Giants of Doom Oct. 21, 1978
3 - 15Terror from the Phantom Zone Oct. 28, 1978
3 - 16Secret Origins of the Super Friends Oct. 28, 1978
3 - 17The Anti-Matter Monster Nov. 04, 1978
3 - 18Revenge on Gorilla City Nov. 04, 1978
3 - 19World Beneath the Ice Nov. 11, 1978
3 - 20Swamp of the Living Dead Nov. 11, 1978
3 - 21Invasion of the Brain Creatures Nov. 18, 1978
3 - 22Conquerors of the Future Nov. 18, 1978
3 - 23The Incredible Space Circus Nov. 25, 1978
3 - 24The Final Challenge Nov. 25, 1978
3 - 25Batman: Dead or Alive Dec. 02, 1978
3 - 26Fairy Tale of Doom Dec. 02, 1978
3 - 27Battle of the Gods Dec. 09, 1978
3 - 28Doomsday Dec. 09, 1978
3 - 29Journey Through Inner Space Dec. 16, 1978
3 - 30Super Friends: Rest in Peace Dec. 16, 1978
3 - 31The Rise and Fall of the Super Friends Dec. 23, 1978
3 - 32History of Doom Dec. 23, 1978