Monstar
Monstar streams in the US free with ads on The Roku Channel, OnDemandKorea and Amasian TV, as of October 6, 2026.
"Monstar" follows the lives of ordinary teenagers who carry emotional wounds and find healing through the power of music. Yoon Sul-chan, the hot-tempered vocalist of the group Man in Black, hides his deep emotional scars and struggles to express his feelings, but after causing trouble, his management company forces him to act like an ideal student, leading him to join a school music band and face a series of unexpected events.
Where to watch
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.
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 Roku Channel
OnDemandKorea
Amasian TV
