British Box Office For September 2014
| Rank | Release | Gross | Theaters | Total Gross | Release Date | Distributor |
|---|---|---|---|---|---|---|
| 1 | Lucy | $9,304,809 | 506 | $23,557,600 | Aug 22 | Universal Pictures International (UPI) |
| 2 | The Boxtrolls | $8,052,716 | 535 | $13,816,528 | Sep 12 | Universal Pictures International (UPI) |
| 3 | Sex Tape | $6,621,891 | 465 | $7,146,281 | Sep 3 | - |
| 4 | Let's Be Cops | $5,380,146 | 443 | $8,602,722 | Aug 27 | 20th Century Fox International |
| 5 | Guardians of the Galaxy | $5,325,116 | 561 | $37,192,445 | Aug 1 | Walt Disney Pictures |
| 6 | Before I Go to Sleep | $4,868,004 | 374 | $5,320,856 | Sep 5 | - |
| 7 | Pride | $4,413,393 | 506 | $6,331,824 | Sep 12 | Park Circus |
| 8 | A Walk Among the Tombstones | $4,379,565 | 459 | $5,983,096 | Sep 19 | - |
| 9 | The Hundred-Foot Journey | $4,022,344 | 518 | $4,364,114 | Sep 5 | - |
| 10 | The Inbetweeners 2 | $3,813,500 | 520 | $55,652,783 | Aug 6 | - |
| 11 | Billy Elliot | $3,094,159 | 553 | $2,812,515 | Sep 26 | Universal Pictures International (UPI) |
| 12 | The Equalizer | $3,072,757 | 679 | $11,052,578 | Sep 26 | - |
| 13 | A Most Wanted Man | $2,750,423 | 411 | $3,254,206 | Sep 12 | - |
| 14 | The Riot Club | $1,824,782 | 378 | $2,525,772 | Sep 19 | Universal Pictures International (UPI) |
| 15 | If I Stay | $1,703,261 | 335 | $2,582,529 | Aug 29 | Warner Bros. |
| 16 | The Guest | $1,352,579 | 274 | $1,352,579 | Sep 5 | Icon Film Distribution Australia |
| 17 | What We Did on Our Holiday | $1,318,016 | 462 | $6,390,566 | Sep 26 | - |
| 18 | How to Train Your Dragon 2 | $1,288,459 | 588 | $41,547,592 | Jul 10 | 20th Century Fox International |
| 19 | Sin City: A Dame to Kill For | $1,133,112 | 441 | $2,967,018 | Aug 22 | - |
| 20 | Dawn of the Planet of the Apes | $1,100,774 | 574 | $55,198,182 | Jul 17 | 20th Century Fox International |
| 21 | Magic in the Moonlight | $987,476 | 194 | $1,422,133 | Sep 19 | Warner Bros. |
| 22 | As Above, So Below | $938,475 | 337 | $1,600,382 | Aug 29 | Universal Pictures International (UPI) |
| 23 | 20,000 Days on Earth | $741,205 | 32 | $849,051 | Sep 19 | - |
| 24 | Into the Storm | $715,451 | 431 | $4,548,316 | Aug 22 | Warner Bros. |
| 25 | Planes: Fire & Rescue | $631,572 | 529 | $7,701,150 | Aug 1 | Walt Disney Pictures |
| 26 | The Nut Job | $547,466 | 452 | $7,076,985 | Aug 1 | Warner Bros. |
| 27 | Khoobsurat | $532,312 | 45 | $657,005 | Sep 19 | - |
| 28 | The Giver | $519,087 | 286 | $519,087 | Sep 19 | - |
| 29 | Think Like a Man Too | $426,052 | 101 | $582,941 | Sep 19 | - |
| 30 | Two Days, One Night | $339,894 | 54 | $1,125,914 | Aug 22 | - |
| 31 | Finding Fanny | $315,316 | 50 | $315,316 | Sep 12 | 20th Century Fox International |
| 32 | Thunder and the House of Magic | $274,536 | 308 | $3,398,104 | Jul 25 | - |
| 33 | The Expendables 3 | $249,981 | 467 | $6,473,058 | Aug 14 | - |
| 34 | Deliver Us from Evil | $248,439 | 304 | $2,149,207 | Aug 20 | - |
| 35 | Million Dollar Arm | $236,565 | 236 | $485,618 | Aug 29 | Walt Disney Pictures |
| 36 | Daawat-e-Ishq | $213,249 | 31 | $213,249 | Sep 19 | - |
| 37 | Maps to the Stars | $212,968 | 67 | $599,795 | Sep 26 | - |
| 38 | Boyhood | $184,767 | 253 | $4,840,251 | Jul 11 | Universal Pictures International (UPI) |
| 39 | Mary Kom | $167,265 | 17 | $167,265 | Sep 5 | - |
| 40 | Maleficent | $163,746 | 543 | $32,725,839 | May 28 | Walt Disney Pictures |
| 41 | What If | $159,265 | 304 | $1,970,239 | Aug 20 | - |
| 42 | Noble 2014 Re-release | $150,166 | 44 | $249,737 | Sep 19 | - |
| 43 | The Wizard of Oz 2013 3D/IMAX Release | $145,002 | 28 | $145,002 | Sep 12 | Warner Bros. |
| 44 | Earth to Echo | $130,380 | 464 | $4,842,885 | Jul 25 | - |
| 45 | Obvious Child | $127,613 | 31 | $197,361 | Aug 29 | - |
| 46 | The Grand Seduction | $122,477 | 60 | $191,063 | Aug 29 | - |
| 47 | One Night in Istanbul | $118,778 | 13 | $133,588 | Sep 12 | - |
| 48 | Department Q: The Keeper of Lost Causes | $111,450 | 59 | $227,017 | Aug 29 | - |
| 49 | Jack to a King: The Swansea Story | $101,313 | 7 | $114,061 | Sep 12 | - |
| 50 | In Order of Disappearance | $91,199 | 25 | $91,199 | Sep 12 | - |
| 51 | Ida | $85,481 | 37 | $600,324 | Sep 26 | - |
| 52 | Underdogs | $75,354 | 350 | $1,260,890 | Aug 8 | - |
| 53 | Goreyan Nu Daffa Karo | $49,499 | 7 | $49,499 | Sep 12 | - |
| 54 | Peruchazhi | $46,265 | 16 | $46,265 | Sep 5 | - |
| 55 | Wish I Was Here | $45,181 | 36 | $45,181 | Sep 19 | - |
| 56 | Night Moves | $41,015 | 21 | $83,506 | Aug 29 | - |
| 57 | Double DI Trouble | $38,241 | 10 | $135,526 | Aug 29 | - |
| 58 | Life of Crime | $34,617 | 22 | $34,617 | Sep 5 | - |
| 59 | Grand Piano | $33,669 | 20 | $33,669 | Sep 19 | - |
| 60 | Finding Fela | $31,366 | 23 | $31,366 | Sep 5 | - |
| 61 | I Origins | $24,299 | 51 | $24,299 | Sep 26 | 20th Century Fox International |
| 62 | Honeymoon | $15,025 | 34 | $15,025 | Sep 26 | - |
| 63 | Raja Natwarlal | $14,845 | 12 | $125,873 | Aug 29 | - |
| 64 | Mardaani | $14,730 | 9 | $172,332 | Aug 22 | - |
| 65 | Hoodies vs. Hooligans | $11,863 | 20 | $168,588 | Aug 29 | - |
| 66 | Creature | $5,352 | 8 | $5,352 | Sep 12 | - |
| 67 | Kidnapping of Michel Houellebecq | $1,928 | 1 | $1,928 | Sep 19 | - |
| 68 | Barbecue | $1,873 | 1 | $1,873 | Sep 19 | - |
