UK Weekend Box Office
UK Box Office 18th December, 2020
| Title | Weekend | Week | Total | % Change | Total Weeks | ||
| 1 (new) |  | Wonder Woman 1984 (2020) | £846,435 | £846,435 | £846,435 | new | 1 |
| 2 (1) |  | Elf (2003) Rerelease | £83,623 | £83,623 | £232,100 | -15% | 16 |
| 3 (2) |  | Home Alone (1990) Rerelease | £56,261 | £56,261 | £183,653 | -36% | 31 |
| 4 (new) |  | Come Away (2020) | £42,834 | £42,834 | £42,834 | new | 1 |
| 5 (5) |  | LoveActually (2003) Rerelease | £20,430 | £20,430 | £77,589 | -52% | 18 |
| 6 (4) |  | Superintelligence (2020) | £19,389 | £47,699 | £120,273 | -73% | 2 |
| 7 (new) |  | It's a Wonderful Life (1946) Rerelease | £17,181 | £17,181 | £17,181 | re | 17 |
| 8 (19) |  | The Muppet Christmas Carol (1992) Rerelease | £16,985 | £16,985 | £2,709,366 | 14% | 16 |
| 9 (7) |  | The Polar Express (2004) Rerelease | £15,298 | £15,298 | £43,648 | -46% | 12 |
| 10 (10) |  | A Christmas Carol (2020) | £14,867 | £28,643 | £84,069 | -42% | 3 |
| 11 (8) |  | Two By Two: Overboard! (2020) | £14,767 | £19,599 | £1,071,693 | -46% | 9 |
| 12 (12) |  | Die Hard (1988) 30th Anniversary | £14,713 | £30,201 | £384,735 | -36% | 14 |
| 13 (new) | The Nutcracker: Bolshoi Ballet 2020 (2020) | £13,820 | £13,820 | £13,820 | new | 1 | |
| 14 (21) |  | Arthur Christmas (2011) Rerelease | £13,310 | £12,598 | £26,805 | -1% | 26 |
| 15 (new) |  | Let Him Go (2020) | £12,907 | £12,907 | £12,907 | new | 1 |
| 16 (40) |  | The Holiday (2006) Rerelease | £11,303 | £11,303 | £16,374 | 78% | 9 |
| 17 (20) |  | War Horse: NT Live 2014 (2014) | £10,551 | £10,551 | £2,749,962 | -28% | 14 |
| 18 (15) |  | Pixie (2020) | £9,252 | £22,369 | £416,578 | -55% | 9 |
| 19 (22) |  | Saving Santa (2013) Rerelease | £8,561 | £8,561 | £21,206 | -32% | 9 |
| 20 (3) |  | Little Mix: LM5 - The Tour Film (2020) | £8,431 | £10,109 | £93,627 | -90% | 2 |
| 21 (re) | The Nutcracker: ROH London 2020 (2020) | £6,707 | £6,707 | £60,883 | re | 1 | |
| 22 (23) |  | Tenet (2020) | £5,705 | £12,148 | £17,466,321 | -50% | 17 |
| 23 (25) |  | Songbird (2019) | £3,041 | £8,212 | £16,779 | -65% | 3 |
| 24 (26) |  | Bing's Christmas and Other Stories (2020) | £2,991 | £4,980 | £13,506 | -65% | 2 |
| 25 (29) |  | Last Christmas (2019) | £2,716 | £14,199 | £18,104,648 | -57% | 13 |
| 26 (31) |  | A Christmas Gift From Bob (2020) | £2,655 | £6,214 | £32,023 | -56% | 7 |
| 27 (24) |  | Michael Ball & Alfie Boe: Back Together (2020) | £2,415 | £6,849 | £269,854 | -73% | 7 |
| 28 (44) | Kinky Boots: The Musical (2020) | £1,876 | £1,896 | £1,449,592 | -10% | 18 | |
| 29 (27) |  | The Secret Garden (2020) | £1,545 | £5,036 | £710,860 | -77% | 9 |
| 30 (11) |  | Peter Duncan Presents Jack and the Beanstalk (2020) | £1,433 | £1,687 | £26,657 | -94% | 2 |
| 31 (68) |  | The Cbeebies Christmas Show 2019: Hansel & Gretel (2019) Rerelease | £856 | £856 | £152,856 | 57% | 8 |
| 32 (33) |  | Wonder Woman (2017) | £792 | £2,356 | £22,190,664 | -81% | 19 |
| 33 (re) |  | Fleabag: NT Live 2019 (2019) | £718 | £718 | £4,426,290 | re | 32 |
| 34 (32) |  | Katherine Jenkins Christmas Spectacular (2020) | £711 | £6,376 | £35,240 | -84% | 3 |
| 35 (re) |  | The Rocky Horror Picture Show (1975) 45th Anniversary | £681 | £681 | £547,207 | re | 7 |
| 36 (re) |  | Harry Potter and the Deathly Hallows Part 2 (2011) Rerelease | £596 | £596 | £136,982 | re | 34 |
| 37 (36) |  | Saint Maud (2019) | £419 | £3,484 | £849,698 | -89% | 11 |
| 38 (66) |  | The Ladykillers (1955) Rerelease | £338 | £788 | £6,483 | -8% | 6 |
| 39 (re) | Phil Lynott: Songs For While I'm Away (2021) | £202 | £202 | £12,727 | re | 4 | |
| 40 (34) |  | Crock of Gold: A Few Rounds With Shane Macgowan (2020) | £171 | £3,281 | £21,416 | -96% | 3 |
| 41 (59) |  | Hey Duggee At the Cinema (2019) | £156 | £156 | £37,091 | -75% | 17 |
| 42 (63) |  | Lost At Christmas (2020) | £102 | £293 | £5,866 | -78% | 3 |
| 43 (43) |  | Falling (2020) | £83 | £1,166 | £8,754 | -97% | 3 |
| 44 (re) |  | Billie (2019) | £55 | £55 | £6,599 | re | 4 |
| 45 (54) |  | Summerland (2020) | £50 | £1,484 | £165,661 | -94% | 17 |
| 46 (39) |  | County Lines (2019) | £46 | £1,113 | £15,283 | -98% | 3 |
| 47 (re) |  | The Call of the Wild (2020) | £38 | £38 | £2,770,038 | re | 5 |
| 48 (re) |  | Timmy's Cinema Adventure (2020) | £6 | £6 | £57,932 | re | 12 |