Semantic Error (2022): Where to Watch, Cast & Facts
An evergreen, sourced guide to Semantic Error: streaming options, cast and core facts.

Semantic Error (2022) — an evergreen reference for this TV series: the essentials, the cast, where to watch and what to watch next. An exciting error interrupts their perfectly structured life.
Where to watch
TMDB's U.S. watch-provider data lists Rakuten Viki. Availability changes by country and date, so check your streaming app before watching.
Cast
Park Seo-ham as Jang Jae-young; Park Jae-chan as Choo Sang-woo; Song Ji-oh as Choi Yoo-na; Kim No-jin as Ryu Ji-hye; Kim Won-gi as Go Hyung-tak; Choi Su-geon as Han Soo-young; Cha Jae-hoon as Lee Dong-geon; Jung Joon-gyo as Ted Hyung
About Semantic Error
Chu Sang U, a strict computer science student, clashes with design major Jang Jae Yeong after removing his name from a project, leading to unexpected sparks.
More like Semantic Error
- Heartstopper
- Felicity
- Light on Me
- Do You Like Brahms?
- My First First Love
- Cherry Blossoms After Winter
- Call It Love
- Something in the Rain
Figures and availability come from public TMDB data and are provided as a sourced reference.
Frequently asked questions
Where can I watch Semantic Error?
TMDB's U.S. watch-provider data lists Rakuten Viki. Availability changes by country and date, so check your streaming app before watching.
Who is in the cast of Semantic Error?
Park Seo-ham as Jang Jae-young; Park Jae-chan as Choo Sang-woo; Song Ji-oh as Choi Yoo-na; Kim No-jin as Ryu Ji-hye; Kim Won-gi as Go Hyung-tak; Choi Su-geon as Han Soo-young; Cha Jae-hoon as Lee Dong-geon; Jung Joon-gyo as Ted Hyung
Is this Semantic Error guide official?
No. It uses TMDB data as a reference and is not endorsed or certified by TMDB.



