This is a list of films which have placed number one at the weekly box office in the United Kingdom during 1985.
| # | Week ending | Film | Notes | Ref |
|---|---|---|---|---|
| 1 | 4 January 1985 | Ghostbusters | [1] | |
| 2 | 11 January 1985 | [2] | ||
| 3 | 18 January 1985 | [3] | ||
| 4 | 25 January 1985 | [4] | ||
| 5 | 1 February 1985 | Beverly Hills Cop | [5] | |
| 6 | 8 February 1985 | [6] | ||
| 7 | 15 February 1985 | A Private Function | A Private Function reached number one in its eleventh week of release | [7] |
| 8 | 22 February 1985 | The Jungle Book (reissue) | [8] | |
| 9 | 1 March 1985 | Beverly Hills Cop | Beverly Hills Cop returned to number one in its fifth week of release | [9] |
| 10 | 8 March 1985 | The Prodigal | [10] | |
| 11 | 15 March 1985 | The Witch | [11] | |
| 12 | 22 March 1985 | Dance with a Stranger | Dance with a Stranger reached number one in its third week of release | [12] |
| 13 | 29 March 1985 | TBD | ||
| 14 | 5 April 1985 | A Passage to India | [13] | |
| 15 | 12 April 1985 | [14] | ||
| 16 | 19 April 1985 | [15] | ||
| 17 | 26 April 1985 | [16] | ||
| 18 | 3 May 1985 | TBD | ||
| 19 | 10 May 1985 | A Private Function | [17] | |
| 20 | 17 May 1985 | The Cotton Club | The Cotton Club reached number one in its second week of release | [18] |
| 21 | 24 May 1985 | Johnny Dangerously | [19] | |
| 22 | 31 May 1985 | Witness | [20] | |
| 23 | 7 June 1985 | [21] | ||
| 24 | 14 June 1985 | [22] | ||
| 25 | 21 June 1985 | A View to a Kill | [23] | |
| 26 | 28 June 1985 | [24] | ||
| 27 | 5 July 1985 | [25] | ||
| 28 | 12 July 1985 | Police Academy 2: Their First Assignment | [26] | |
| 29 | 19 July 1985 | [27] | ||
| 30 | 26 July 1985 | [28] | ||
| 31 | 2 August 1985 | Return to Oz | Return to Oz reached number one in its third week of release | [29] |
| 32 | 9 August 1985 | [30] | ||
| 33 | 16 August 1985 | Best Defense | [31] | |
| 34 | 23 August 1985 | [32] | ||
| 35 | 30 August 1985 | [33] | ||
| 36 | 6 September 1985 | Rambo: First Blood Part II | Rambo: First Blood Part II grossed a record £1,085,513 for the weekend surpassing the record set by E.T. the Extra-Terrestrial | [34] [35] |
| 37 | 13 September 1985 | Desperately Seeking Susan | [36] | |
| 38 | 20 September 1985 | [37] | ||
| 39 | 27 September 1985 | [38] | ||
| 40 | 4 October 1985 | [39] | ||
| 41 | 11 October 1985 | [40] | ||
| 42 | 18 October 1985 | Peter Pan (reissue) | [41] | |
| 43 | 25 October 1985 | [42] | ||
| 44 | 1 November 1985 | [43] | ||
| 45 | 8 November 1985 | [44] | ||
| 46 | 15 November 1985 | Letter to Brezhnev | [45] | |
| 47 | 22 November 1985 | [46] | ||
| 48 | 29 November 1985 | Cocoon | Cocoon reached number one in its eleventh week of release | [47] |
| 49 | 6 December 1985 | Santa Claus: The Movie | [48] | |
| 50 | 13 December 1985 | [49] | ||
| 51 | 20 December 1985 | TBD | ||
| 52 | 27 December 1985 | Santa Claus: The Movie | [50] | |
| Rank [51] | Title | Distributor |
|---|---|---|
| 1. | Ghostbusters | Columbia Pictures-EMI-Warner Bros. (CEW) |
| 2. | A View to a Kill | United International Pictures (UIP) |
| 3. | Gremlins | CEW |
| 4. | Rambo: First Blood Part II | CEW |
| 5. | Beverly Hills Cop | UIP |
| 6. | Police Academy 2: Their First Assignment | CEW |
| 7. | Santa Claus: The Movie | Rank |
| 8. | A Passage to India | CEW |
| 9. | One Hundred and One Dalmatians | Walt Disney |
| 10. | Desperately Seeking Susan | Rank |
| U | Santa Claus: The Movie |
| PG | Ghostbusters |
| 15 | Gremlins |
| 18 | TBD |