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The Transformers
Season 3 · Episode 18
The Dweller in the Depths
7.222mOctober 29, 1986
The Quintessons trick the Decepticons into releasing the dangerous Trans-Organics. One of them, the Dweller, begins taking control over Autobots and Decepticons alike.
Episodes
- Episode 1The Five Faces of Darkness (1)
- Episode 2The Five Faces of Darkness (2)
- Episode 3The Five Faces of Darkness (3)
- Episode 4The Five Faces of Darkness (4)
- Episode 5The Five Faces of Darkness (5)
- Episode 6The Killing Jar
- Episode 7Chaos
- Episode 8Dark Awakening
- Episode 9Starscream's Ghost
- Episode 10Thief in the Night
- Episode 11Forever Is a Long Time Coming
- Episode 12Surprise Party
- Episode 13Madman's Paradise
- Episode 14Carnage in C-Minor
- Episode 15Fight or Flee
- Episode 16Webworld
- Episode 17Ghost in the Machine
- Episode 18The Dweller in the Depths
- Episode 19Nightmare Planet
- Episode 20The Ultimate Weapon
- Episode 21The Quintesson Journal
- Episode 22The Big Broadcast of 2006
- Episode 23Only Human
- Episode 24Grimlock's New Brain
- Episode 25Money Is Everything
- Episode 26Call of the Primitives
- Episode 27The Burden Hardest to Bear
- Episode 28The Face of Nijika
- Episode 29The Return of Optimus Prime (1)
- Episode 30The Return of Optimus Prime (2)