Series·2016·16 min episodes
Nightmare Teacher
Nightmare Teacher streams in the US free with ads on Rakuten Viki, as of October 5, 2026.
7.7 / 10 · TMDB
A homeroom teacher of Yosan Private High School has an accident, and thus a substitute comes to fill in. Han Bong-Gu is a mysterious man, and after strange occurrences the class president Ye-Rim tries to get to the bottom of this mystery.
Where to watch
Tired of paying for every app?
9 apps, one package.
This title is not on an app included with Spectrum, but Spectrum Stream TV Signature includes HBO Max, the Disney+ and Hulu bundle, Peacock, Paramount+ and more. Spectrum Internet is required and sold separately.
The streaming math
What if half your apps were already included?
See which ones Spectrum covers and what you’d actually save. No login. No email. Just math.
The concierge · Still listening
Streaming on
Rakuten Viki
Rakuten Viki
