South Korean Box Office For September 2005
| Rank | Release | Gross | Theaters | Total Gross | Release Date | Distributor |
|---|---|---|---|---|---|---|
| 1 | Marrying the Mafia 2: Enemy-in-Law | $5,555,893 | 449 | $31,835,989 | Sep 8 | Showbox Entertainment |
| 2 | Welcome to Dongmakgol | $4,215,437 | 396 | $31,508,733 | Aug 4 | Showbox Entertainment |
| 3 | Duelist | $2,729,616 | 403 | $6,196,997 | Sep 9 | Adlabs Films |
| 4 | Red Eye | $2,108,094 | 153 | $2,234,001 | Sep 8 | CJ Entertainment |
| 5 | April Snow | $1,861,975 | 354 | $2,707,442 | Sep 8 | Show East |
| 6 | Murder, Take One | $1,420,395 | 295 | $14,915,208 | Aug 11 | Cinema Service |
| 7 | Crimson Rivers 2: Angels of the Apocalypse | $832,351 | 132 | $951,651 | Sep 1 | - |
| 8 | Guess Who | $795,939 | 121 | $882,670 | Aug 26 | 20th Century Fox International |
| 9 | Lee Dae-ro Can't Die | $564,545 | 175 | $4,736,013 | Aug 18 | - |
| 10 | Land of the Dead | $473,620 | 120 | $567,549 | Sep 2 | United International Pictures |
| 11 | After the Sunset | $444,601 | 132 | $1,784,943 | Aug 25 | Lotte Entertainment |
| 12 | Bewitched | $370,344 | 129 | $1,636,594 | Aug 25 | Sony Pictures Releasing |
| 13 | In Good Company | $319,250 | 95 | $1,345,417 | Aug 26 | Sponge |
| 14 | Lady Vengeance | $13,811 | 420 | $22,590,402 | Jul 29 | CJ Entertainment |
This chart only reflects 98 percent of total screens in South Korea.
