Movie guide
Once in a Summer (2006): movie guide
Once in a Summer (2006) is a Drama, Romance running about 121 minutes. It holds a TMDB score of 6.8/10 from 40 votes. Notable cast includes Lee Byung-hun, Soo Ae, Lee Se-eun, Lee Hae-eun. Cinema Box covers trailers, cast, and details for discovery — not full streaming.
- Released: 2006-11-30
- Runtime: 121 min
- TMDB: 6.8/10
- Genres: Drama, Romance
Last updated: 2026-11-11 · First listed: 2006-11-30

Get the official Android app on Google Play
What is Once in a Summer about?
An assistant to a TV producer, eager to stay off his bad side, promises to convince her former professor, a famous but reclusive academic, to appear on their show, which helps locate long-lost persons. Who does grey-haired Professor Yun Suk-young want to see again more than anything? The answer to that question lies decades in the past.
Cast highlights
Once in a Summer features Lee Byung-hun, Soo Ae, Lee Se-eun, Lee Hae-eun, Choi Deok-moon, Jeong Seok-yong. Open the Cinema Box title page for the full cast list and character credits.
Key facts
Release date: 2006-11-30. Runtime: 121 minutes. TMDB score: 6.8/10 (40 votes). Genres: Drama, Romance. Original language: ko. Status: Released.
Discover Once in a Summer on Cinema Box
Cinema Box is a movie and TV discovery app for Android. Use it to browse Once in a Summer, watch official trailers when available, save titles to your list, and plan what to watch — without hosting or streaming full films.
Frequently asked questions
- What genre is Once in a Summer?
- Once in a Summer is listed as Drama, Romance on TMDB.
- How long is Once in a Summer?
- Once in a Summer runs about 121 minutes.
- Who stars in Once in a Summer?
- Cast highlights include Lee Byung-hun, Soo Ae, Lee Se-eun, Lee Hae-eun, Choi Deok-moon, Jeong Seok-yong.
- Does Cinema Box stream Once in a Summer?
- No. Cinema Box is discovery-only — trailers, details, ratings, and watchlists. It does not host or stream full movies.
- Where can I track Once in a Summer?
- Open the Once in a Summer page on cinemabox.app or install the official Cinema Box Android app from Google Play for watchlists and discovery tools.








