South Korean Box Office For December 2017
| Rank | Release | Gross | Theaters | Total Gross | Release Date | Distributor |
|---|---|---|---|---|---|---|
| 1 | Along With the Gods: The Two Worlds | $58,514,030 | 1,887 | $106,868,031 | Dec 20 | - |
| 2 | Steel Rain | $28,365,545 | 1,389 | $32,783,733 | Dec 14 | - |
| 3 | 1987: When the Day Comes | $14,157,129 | 1,170 | $53,720,270 | Dec 27 | - |
| 4 | The Swindlers | $13,119,413 | 1,314 | $29,414,797 | Nov 22 | - |
| 5 | Forgotten | $8,604,470 | 751 | $9,968,972 | Nov 29 | - |
| 6 | Star Wars: Episode VIII - The Last Jedi | $7,889,251 | 1,093 | $7,981,958 | Dec 14 | Walt Disney Pictures |
| 7 | Murder on the Orient Express | $6,234,105 | 707 | $6,063,656 | Nov 29 | 20th Century Fox International |
| 8 | The Greatest Showman | $6,092,366 | 702 | $10,337,722 | Dec 15 | 20th Century Fox International |
| 9 | The Little Penguin Pororo's Dinosaur Island Adventure | $5,473,650 | 803 | $5,803,077 | Dec 7 | - |
| 10 | Mary and the Witch's Flower | $3,534,783 | 751 | $3,818,035 | Dec 7 | - |
| 11 | Pokémon the Movie: I Choose You! | $2,823,796 | 626 | $3,559,886 | Dec 21 | - |
| 12 | The Chase | $2,444,844 | 565 | $3,067,956 | Nov 29 | Contents Panda |
| 13 | Monster Family | $2,376,321 | 583 | $2,752,078 | Dec 21 | - |
| 14 | American Assassin | $1,207,514 | 528 | $1,435,251 | Dec 7 | Woo Sung Entertainment |
| 15 | Twice Upon a Yesterday 2004 Re-release | $1,166,239 | 168 | $6,350,454 | Oct 29 | - |
| 16 | La La Land | $1,156,054 | 727 | $21,378,987 | - | Pancinema |
| 17 | Loving Vincent | $1,147,365 | 271 | $2,596,935 | Nov 9 | First Run |
| 18 | The Pursuit of Happyness | $696,955 | 146 | $4,036,847 | Mar 1 | - |
| 19 | Wonder | $577,493 | 178 | $1,467,983 | Dec 27 | - |
| 20 | Thor: Ragnarok | $495,282 | 1,639 | $35,126,494 | Oct 25 | Walt Disney Pictures |
| 21 | The Star | $398,790 | 158 | $449,524 | Dec 21 | Sony Pictures Releasing |
| 22 | Rilu Rilu Fairilu: Yosei no Door | $369,420 | 207 | $426,298 | Dec 14 | - |
| 23 | Justice League | $351,145 | 1,308 | $13,100,000 | Nov 16 | Warner Bros. |
| 24 | Tulip Fever | $327,246 | 359 | $392,455 | Dec 14 | Activers Entertainment |
| 25 | School of Rock | $289,633 | 78 | $462,352 | Feb 27 | - |
| 26 | Sermon on the Mount | $240,452 | 67 | $329,199 | Dec 7 | - |
| 27 | Happy Death Day | $232,122 | 691 | $9,973,218 | Nov 8 | Universal Pictures International (UPI) |
| 28 | The Third Murder | $225,829 | 117 | $260,215 | Dec 14 | - |
| 29 | Paterson | $195,849 | 60 | $489,193 | Dec 21 | - |
| 30 | PriPara: Everyone's Yearning Let's Go PriPari 2017 Re-release | $157,966 | 191 | $401,489 | Dec 28 | - |
| 31 | Soulmate 2017 Re-release | $138,221 | 165 | $179,936 | Dec 7 | - |
| 32 | Salyut-7 | $121,097 | 239 | $149,813 | Dec 7 | - |
| 33 | Rabbit School: Guardians of the Golden Egg | $115,798 | 314 | $369,686 | Nov 23 | - |
| 34 | Haikyu!! The Movie: Ending and Beginning 2017 Re-release | $104,496 | 103 | $290,065 | Nov 15 | - |
| 35 | The Outlaws | $94,563 | 1,314 | $52,809,286 | Oct 3 | - |
| 36 | Gintama Live Action the Movie | $93,926 | 137 | $126,839 | Dec 7 | - |
| 37 | The Big Bad Fox and Other Tales | $83,792 | 219 | $104,333 | Nov 9 | Smile Entertainment |
| 38 | The Preparation | $76,935 | 469 | $1,151,120 | Nov 9 | - |
| 39 | The Bucket List | $73,744 | 90 | $1,783,705 | Apr 9 | Warner Bros. |
| 40 | Love Actually | $72,980 | 105 | $1,957,915 | Dec 5 | - |
| 41 | Thomas & Friends: The Great Race 2017 Re-release | $68,820 | 249 | $75,501 | Nov 30 | - |
| 42 | Fate/stay night [Heaven's Feel] I. presage flower | $60,530 | 172 | $326,438 | Nov 16 | - |
| 43 | On Body and Soul | $50,840 | 37 | $69,145 | Nov 30 | - |
| 44 | The Secret Life of Walter Mitty | $47,071 | 373 | $6,289,894 | Jan 1 | 20th Century Fox International |
| 45 | The Return | $43,038 | 58 | $65,395 | Dec 7 | - |
| 46 | A Brighter Summer Day | $34,511 | 9 | $112,932 | Nov 23 | - |
| 47 | Slumber | $31,004 | 118 | $46,821 | Dec 7 | - |
| 48 | Double Lover | $26,454 | 48 | $82,448 | Dec 28 | - |
| 49 | The First Lap | $25,151 | 47 | $37,810 | Dec 7 | - |
| 50 | A Ghost Story | $21,361 | 49 | $60,620 | Dec 28 | - |
| 51 | I Want to Eat Your Pancreas | $13,548 | 309 | $361,728 | Oct 25 | - |
| 52 | Before I Die | $10,202 | 4 | $35,841 | Dec 21 | - |
| 53 | The Anthem of the Heart | $9,934 | 94 | $30,249 | Dec 7 | - |
| 54 | Room No. 7 | $9,716 | 562 | $2,436,110 | Nov 15 | - |
| 55 | The Snowman | $8,563 | 1 | $11,624 | Dec 14 | Universal Pictures International (UPI) |
| 56 | Battle of the Sexes | $7,882 | 135 | $135,377 | Nov 16 | - |
| 57 | King of Prism by PrettyRhythm | $7,790 | 45 | $931,652 | Aug 11 | - |
| 58 | One Week Friends | $7,023 | 29 | $11,890 | Dec 28 | - |
| 59 | I Can Speak | $7,022 | 1,140 | $23,936,885 | Sep 21 | - |
| 60 | No Game No Life: Zero | $6,999 | 121 | $667,287 | Oct 19 | - |
| 61 | Overdrive | $6,624 | 62 | $9,028 | Dec 14 | - |
| 62 | Thank You for Your Service | $6,291 | 71 | $8,467 | Dec 7 | - |
| 63 | Journey to my boy | $5,426 | 46 | $16,374 | Nov 30 | - |
| 64 | A Quiet Passion | $5,389 | 12 | $19,110 | Nov 23 | - |
| 65 | Dunkirk | $5,183 | 1,245 | $17,204,303 | Jul 20 | - |
| 66 | Becoming Who I Was | $4,755 | 118 | $273,265 | Sep 27 | - |
| 67 | King of Prism: Pride the Hero | $4,517 | 92 | $975,785 | Jun 10 | - |
| 68 | Moonlight | $4,494 | 180 | $1,300,581 | Feb 22 | - |
| 69 | Pettson and Findus: A Little Nuisance, a Great Friendship 2015 Re-release | $4,426 | 22 | $10,331 | Nov 30 | - |
| 70 | A Serious Game | $4,100 | 15 | $40,511 | Dec 21 | - |
| 71 | Deepsea Challenge 2017 Re-release | $4,028 | 38 | $5,111 | Nov 30 | - |
| 72 | Okja | $3,773 | 111 | $2,049,823 | Jun 29 | - |
| 73 | Blade Runner 2049 | $2,154 | 684 | $2,436,324 | Oct 12 | Sony Pictures Releasing |
| 74 | I, Daniel Blake | $2,052 | 62 | $575,285 | Dec 8 | Walt Disney Pictures |
| 75 | The Only Living Boy in New York | $407 | 363 | $216,940 | Nov 9 | Activers Entertainment |
This chart only reflects 98 percent of total screens in South Korea.
