|Nightmare on Planet 4|
|Ultraseven, Episode 43|
|Screenplay by|| Takashi Kawasaki|
|Directed by||Akio Jissoji|
|Special skill director||Koichi Takano|
Ambassador of the Nonmalt
The Terrifying Super-Simian
Nightmare on Planet 4 (第四惑星の悪夢 Daiyon Wakusei no Akumu) is the 43rd episode of Ultraseven.
- Robot Chief (First and only appearance)
- Robot Commissioner (First and only appearance)
- People of the Fourth Planet (First and only appearance)
- Ultraseven Volume 11 Features Episodes 42-45.