All figures are associated, not attributed — box-office numbers are sourced from TMDB and Wikipedia (reused under CC BY-SA), shown in US$, and weighted by billing prominence. Coverage varies by title; figures are estimates, not audited trade data.

What drives the index

Needs at least 3 titles with both a reported budget and worldwide gross; 2 on record so far.

Return—

Acted in (8)

Titles are ones WatchWise has catalogued so far — not necessarily a complete filmography.

Ku Sung-hwan

Ku Sung-hwan in one minute

Commercial performance

What drives the index

Acted in (8)

What the numbers say

Commercial filmography