South Korean Box Office For October 2018
| Rank | Release | Gross | Theaters | Total Gross | Release Date | Distributor |
|---|---|---|---|---|---|---|
| 1 | The Great Battle | $30,107,909 | 1,342 | $41,016,353 | Sep 19 | - |
| 2 | Dark Figure of Crime | $28,923,656 | 1,177 | $29,159,077 | Oct 3 | - |
| 3 | Venom | $24,226,570 | 1,295 | $30,150,888 | Oct 3 | Sony Pictures Releasing |
| 4 | The Negotiation | $10,064,554 | 871 | $15,082,995 | Sep 19 | - |
| 5 | Rampant | $9,846,220 | 1,351 | $11,829,218 | Oct 25 | - |
| 6 | Feng Shui | $9,759,849 | 1,115 | $15,638,155 | Sep 19 | - |
| 7 | Miss Baek | $5,095,935 | 671 | $5,326,218 | Oct 11 | - |
| 8 | First Man | $5,028,417 | 444 | $5,471,186 | Oct 18 | Universal Pictures International (UPI) |
| 9 | The Nun | $3,573,073 | 824 | $7,800,000 | Sep 19 | Warner Bros. |
| 10 | The Soul-Mate | $3,196,556 | 165 | $3,245,274 | Sep 26 | - |
| 11 | Christopher Robin | $3,120,674 | - | $3,612,871 | Oct 3 | Walt Disney Pictures |
| 12 | Intimate Strangers | $2,977,039 | 1,324 | $39,452,464 | Oct 31 | - |
| 13 | A Star Is Born | $2,613,268 | 555 | $3,621,319 | Oct 9 | Warner Bros. |
| 14 | Crazy Rich Asians | $914,280 | 531 | $1,168,179 | Sep 19 | Warner Bros. |
| 15 | Yo-kai Watch Shadowside: The Return of the Oni King | $739,844 | 454 | $1,055,175 | Sep 20 | - |
| 16 | Luis and the Aliens | $422,828 | 325 | $634,876 | Sep 20 | - |
| 17 | Sherlock Gnomes | $373,637 | 414 | $601,951 | Oct 3 | - |
| 18 | Searching | $236,142 | 1,096 | $22,602,116 | Aug 29 | Sony Pictures Releasing |
| 19 | Every Day | $222,107 | 124 | $241,461 | Oct 11 | - |
| 20 | Halloween | $221,318 | 381 | $792,535 | Oct 31 | Universal Pictures International (UPI) |
| 21 | Rose of Betrayal | $215,886 | 446 | $291,192 | Oct 18 | - |
| 22 | Tasha Tudor: A Still Water Story | $207,829 | 35 | $316,753 | Sep 13 | - |
| 23 | Penguin Highway | $189,274 | 338 | $243,928 | Oct 18 | - |
| 24 | Planet Dinosaur | $168,456 | 322 | $297,245 | Oct 9 | - |
| 25 | The Strangers: Prey at Night | $155,975 | 266 | $179,124 | Oct 11 | - |
| 26 | On Chesil Beach | $151,368 | 54 | $222,367 | Sep 20 | - |
| 27 | Boing, The Secret of Super Transformation | $151,231 | 292 | $258,369 | Sep 20 | - |
| 28 | Kin | $130,573 | 151 | $130,573 | Oct 11 | Pancinema |
| 29 | Wheely | $121,791 | 162 | $149,969 | Oct 25 | - |
| 30 | Rebel in the Rye | $114,398 | 68 | $150,076 | Oct 18 | - |
| 31 | A-X-L | $110,260 | 142 | $132,708 | Oct 18 | - |
| 32 | You Were Never Really Here | $85,583 | 47 | $103,844 | Oct 4 | - |
| 33 | Condorito: The Movie | $85,552 | 273 | $104,761 | Oct 25 | - |
| 34 | Natsume's Book of Friends the Movie: Ephemeral Bond | $73,539 | 106 | $344,169 | Oct 31 | - |
| 35 | Hot Summer Nights | $68,924 | 169 | $89,844 | Oct 18 | - |
| 36 | Liz and the Blue Bird | $62,981 | 195 | $148,055 | Oct 9 | - |
| 37 | Kamen Rider Ex-Aid: True Ending 2018 Re-release | $53,804 | 288 | $134,725 | Oct 9 | - |
| 38 | McQueen | $47,630 | 42 | $54,336 | Oct 4 | - |
| 39 | After My Death | $45,334 | 69 | $151,024 | Sep 13 | - |
| 40 | Film Stars Don't Die in Liverpool | $42,036 | 33 | $61,537 | Oct 25 | - |
| 41 | One Cut of the Dead | $38,722 | 58 | $137,232 | Aug 23 | - |
| 42 | Toys & Pets 2018 Re-release | $36,249 | 129 | $76,964 | Oct 3 | - |
| 43 | Mara | $34,962 | 141 | $48,836 | Oct 18 | - |
| 44 | Bad Samaritan | $31,876 | 159 | $59,655 | Oct 18 | - |
| 45 | Ex Libris | $29,261 | 16 | $35,731 | Oct 11 | - |
| 46 | Death Wish | $28,498 | 97 | $37,544 | Oct 11 | - |
| 47 | Final Portrait | $28,412 | 37 | $123,744 | Sep 27 | - |
| 48 | Grass | $25,736 | 54 | $45,419 | Oct 25 | - |
| 49 | Almost Friends | $24,139 | 168 | $34,361 | Oct 25 | - |
| 50 | Drive Head: Tomica Hyper Rescue Mobile Rescue Police | $22,527 | 110 | $48,114 | Oct 3 | - |
| 51 | Mamma Mia! Here We Go Again | $22,358 | 422 | $17,491,037 | Jul 27 | Universal Pictures International (UPI) |
| 52 | Shoplifters | $20,296 | 126 | $1,232,033 | Jul 26 | - |
| 53 | On Your Wedding Day | $19,838 | 969 | $17,134,490 | Aug 22 | - |
| 54 | Alibi.com | $17,850 | 140 | $78,858 | Nov 7 | - |
| 55 | Paul, Apostle of Christ | $17,060 | 217 | $1,889,613 | Oct 31 | - |
| 56 | Summer 1993 | $13,954 | 36 | $21,016 | Oct 25 | - |
| 57 | The Scythian Lamb | $12,951 | 23 | $31,227 | Oct 18 | - |
| 58 | Sgt. Stubby: An American Hero | $11,501 | 276 | $147,724 | Nov 1 | - |
| 59 | Infini-T Force the Movie: Farewell Gatchaman My Friend | $8,867 | 124 | $12,601 | Oct 18 | - |
| 60 | Ode to the Goose | $5,648 | 88 | $105,108 | Nov 8 | - |
| 61 | A Long Farewell | $5,383 | 19 | $7,661 | Oct 25 | - |
| 62 | Macbeth | $4,825 | 135 | $4,825 | Dec 3 | - |
| 63 | Passing Summer | $4,674 | 3 | $4,674 | Oct 25 | - |
| 64 | Anna Karenina | $3,961 | 247 | $50,347 | Mar 21 | United International Pictures |
| 65 | Enchanted Princess | $2,915 | 215 | $87,159 | Jul 5 | - |
| 66 | God's Not Dead: A Light in Darkness | $2,493 | 179 | $632,205 | Jul 19 | - |
| 67 | Mission: Impossible - Fallout | $2,477 | 1,957 | $49,794,614 | Jul 26 | Paramount Pictures International |
| 68 | The Spy Gone North | $2,275 | 1,317 | $38,260,537 | Aug 8 | - |
| 69 | I Can Only Imagine | $2,043 | 148 | $220,866 | Jun 21 | Warner Bros. |
| 70 | Step bay step 2018 Re-release | $1,930 | 15 | $5,241 | Oct 11 | - |
| 71 | High Society | $1,536 | 841 | $5,546,136 | Aug 29 | - |
This chart only reflects 98 percent of total screens in South Korea.
