| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (new) |  | Kingsman: The Golden Circle (2017) | £8,525,664 | £8,525,664 | £8,525,664 | new | 1 |
| 2 (1) |  | IT (2017) | £2,852,965 | £5,283,012 | £26,451,709 | -53% | 3 |
| 3 (2) |  | Victoria and Abdul (2017) | £1,239,085 | £2,984,807 | £4,831,777 | -33% | 2 |
| 4 (3) |  | Mother! (2017) | £364,301 | £836,631 | £1,668,307 | -56% | 2 |
| 5 (5) |  | The Emoji Movie (2017) | £359,793 | £389,863 | £15,043,072 | -7% | 8 |
| 6 (6) |  | The Jungle Bunch (2017) | £288,416 | £357,586 | £732,567 | -23% | 2 |
| 7 (4) |  | American Assassin (2017) | £262,647 | £602,772 | £1,371,723 | -66% | 2 |
| 8 (10) |  | Despicable Me 3 (2017) | £195,960 | £211,959 | £46,717,650 | -23% | 13 |
| 9 (8) |  | Dunkirk (2017) | £185,321 | £327,931 | £56,086,005 | -45% | 10 |
| 10 (7) |  | American Made (2017) | £151,960 | £300,070 | £5,345,061 | -56% | 5 |
| 11 (new) |  | Maze (2017) | £123,985 | £123,985 | £123,985 | new | 1 |
| 12 (9) |  | Wind River (2017) | £118,206 | £259,173 | £1,201,946 | -54% | 3 |
| 13 (new) |  | Borg Vs. McEnroe (2017) | £101,918 | £101,918 | £101,918 | new | 1 |
| 14 (14) |  | Captain Underpants: The First Epic Movie (2017) | £88,897 | £95,276 | £7,814,949 | -13% | 9 |
| 15 (13) |  | Cars 3 (2017) | £74,760 | £80,196 | £11,505,824 | -33% | 10 |
| 16 (new) | | Nikka Zaildar 2 (2017) | £64,701 | £64,701 | £64,701 | new | 1 |
| 17 (re) | | Die Zauberflöte: ROH London 2017/18 (2017) | £44,356 | £44,356 | £528,657 | re | 1 |
| 18 (16) | | Gods Own Country (2017) | £37,367 | £78,468 | £647,914 | -42% | 4 |
| 19 (new) | | In Between (2017) | £17,271 | £17,271 | £17,271 | new | 1 |
| 20 (43) |  | Beauty and the Beast (2017) | £16,210 | £16,210 | £72,428,608 | 98% | 26 |
| 21 (17) |  | The Limehouse Golem (2017) | £15,988 | £54,053 | £1,189,435 | -70% | 4 |
| 22 (new) | | Bhoomi (2017) | £15,329 | £15,329 | £15,329 | new | 1 |
| 23 (new) | | Velipadinte Pusthakam (2017) | £14,856 | £14,856 | £14,856 | new | 1 |
| 24 (new) | | On Body and Soul (2017) | £9,035 | £9,035 | £9,035 | new | 1 |
| 25 (23) |  | Yerma: NT Live 2017 (2017) | £8,389 | £69,182 | £861,809 | 8% | 4 |
| 26 (new) |  | Ay Lav Yu Tuu (2017) | £7,573 | £7,573 | £7,573 | new | 1 |
| 27 (33) |  | Thomas & Friends: Journey Beyond Sodor (2017) | £3,337 | £3,445 | £185,496 | 50% | 5 |
| 28 (34) | | Final Portrait (2017) | £2,605 | £6,747 | £257,271 | 45% | 6 |
| 29 (19) |  | Baby Driver (2017) | £2,361 | £12,174 | £13,036,566 | -85% | 13 |
| 30 (40) | | Hampstead (2017) | £2,142 | £3,591 | £1,544,008 | 63% | 13 |
| 31 (38) |  | Wonder Woman (2017) | £1,183 | £1,634 | £22,183,744 | 6% | 17 |
| 32 (new) | | Our Last Tango (2015) | £1,085 | £1,085 | £1,085 | new | 1 |
| 33 (27) | | My Pure Land (2017) | £1,047 | £4,281 | £8,722 | -76% | 2 |
| 34 (re) | | King Lear Live From Shakespeares Globe Theatre 2017 (2017) | £796 | £796 | £137,099 | re | 1 |
| 35 (new) | | Almost Heaven (2017) | £739 | £739 | £739 | new | 1 |
| 36 (re) |  | Churchill (2017) | £614 | £614 | £1,617,060 | re | 11 |
| 37 (30) | | England Is Mine (2017) | £587 | £1,647 | £208,061 | -82% | 8 |
| 38 (re) | | British Museum Presents Hokusai (2017) | £548 | £548 | £127,058 | re | 7 |
| 39 (46) | | Una (2017) | £159 | £344 | £13,165 | 8% | 4 |
| 40 (41) |  | My Cousin Rachel (2017) | £51 | £30,913 | £2,548,510 | -93% | 14 |
| 41 (39) |  | Nature of the Beast (2017) | £29 | £1,500 | £7,476 | -97% | 3 |
| 42 (44) | | Williams (2017) | £18 | £361 | £29,677 | -91% | 8 |