British Box Office For May 2017
| Rank | Release | Gross | Max Th | Opening | % of Total | Open Th | Open | Close | Distributor |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Pirates of the Caribbean: Dead Men Tell No Tales | $25,096,446 | 634 | $5,835,430 | 23.3% | 634 | May 25 | - | Walt Disney Pictures |
| 2 | Alien: Covenant | $16,643,305 | 663 | $6,376,363 | 38.3% | 661 | May 12 | - | 20th Century Fox International |
| 3 | Diary of a Wimpy Kid: The Long Haul | $6,967,010 | 556 | $1,855,989 | 26.6% | 556 | May 26 | - | 20th Century Fox International |
| 4 | King Arthur: Legend of the Sword | $6,300,000 | 568 | $3,261,626 | 51.8% | 564 | May 17 | - | Warner Bros. |
| 5 | A Dog's Purpose | $4,125,142 | 502 | $781,430 | 18.9% | 502 | May 5 | - | Entertainment One |
| 6 | Snatched | $2,520,428 | 461 | $1,079,158 | 42.8% | 461 | May 19 | - | 20th Century Fox International |
| 7 | Sleepless | $1,108,880 | 399 | $439,211 | 39.6% | 399 | May 5 | - | Entertainment One |
| 8 | Mindhorn | $815,829 | 123 | $364,122 | 44.6% | 96 | May 5 | - | StudioCanal |
| 9 | Miss Sloane | $701,763 | 219 | $245,257 | 34.9% | 219 | May 12 | - | Entertainment One |
| 10 | Whisky Galore | $471,041 | 94 | $63,878 | 13.6% | 43 | May 5 | - | Arrow Films |
| 11 | Colossal | $347,719 | 145 | $196,379 | 56.5% | 145 | May 19 | - | - |
| 12 | Unlocked | $335,521 | 274 | $335,521 | 100% | 274 | May 5 | - | Lionsgate |
| 13 | National Theatre Live: Obsession | $298,051 | 1 | - | - | - | May 5 | - | National Theatre |
| 14 | The Last Face | $157,711 | 50 | $60,056 | 38.1% | 50 | May 12 | - | Lionsgate |
| 15 | Half Girlfriend | $150,154 | 67 | - | - | - | May 26 | - | Zee Studios |
| 16 | The Levelling | $115,411 | 22 | $32,114 | 27.8% | 22 | May 12 | - | Peccadillo Pictures |
| 17 | The Journey | $99,917 | 34 | $31,280 | 31.3% | 34 | May 5 | - | - |
| 18 | Sachin - A Billion Dreams | $95,045 | 68 | $95,045 | 100% | 68 | May 26 | - | DCPI International |
| 19 | Frantz | $90,195 | 28 | $90,195 | 100% | 28 | May 12 | - | Artificial Eye |
| 20 | The Other Side of Hope | $85,159 | 48 | $85,159 | 100% | 48 | May 26 | - | Artificial Eye |
| 21 | Max 2: White House Hero | $72,585 | 20 | $72,585 | 100% | 20 | May 12 | - | Shear Entertainment |
| 22 | Sarkar 3 | $68,633 | 50 | $68,633 | 100% | 50 | May 12 | - | Eros Worldwide |
| 23 | Hindi Medium | $67,272 | 67 | - | - | - | May 26 | - | Zee Studios |
| 24 | Lost in London 2017 Re-release | $58,900 | 7 | $32,777 | 55.6% | 6 | May 5 | - | Picturehouse Entertainment |
| 25 | Fairy Tail: Dragon Cry | $57,498 | 5 | $57,498 | 100% | 5 | May 19 | - | National Amusements |
| 26 | Lahoriye | $55,722 | 13 | $55,722 | 100% | 13 | May 12 | - | Seven Colors Entertainment |
| 27 | Meri Pyaari Bindu | $40,452 | 27 | $40,452 | 100% | 27 | May 12 | - | Yash Raj Films |
| 28 | Jawbone | $34,948 | 10 | $20,220 | 57.9% | 10 | May 12 | - | Vertigo Films |
| 29 | Saab Bahadar | $28,156 | 12 | $28,156 | 100% | 12 | May 26 | - | Zee Studios |
| 30 | It Was Fifty Years Ago Today! The Beatles: Sgt. Pepper & Beyond | $28,049 | 11 | $1,023 | 3.6% | 2 | May 26 | - | Kaleidoscope |
| 31 | Raphael: The Lord of the Arts | $20,477 | - | - | - | - | May 19 | - | - |
| 32 | Spark: A Space Tail | $19,472 | 122 | $19,472 | 100% | 122 | May 26 | - | Kaleidoscope |
| 33 | Manhattan 2017 Re-release | $17,736 | 9 | $17,736 | 100% | 9 | May 12 | - | Park Circus |
| 34 | Isoken | $15,851 | 15 | $15,851 | 100% | 15 | May 26 | - | - |
| 35 | Spaceship | $14,044 | 6 | $1,224 | 8.7% | 6 | May 19 | - | Cine Asia Films |
| 36 | The Kitchen | $13,658 | 18 | $13,658 | 100% | 18 | May 5 | - | Independent Films |
| 37 | La Strada 2017 Re-release | $11,674 | 13 | $11,674 | 100% | 13 | May 19 | - | StudioCanal |
| 38 | Citizen Jane: Battle for the City | $9,713 | 12 | $9,713 | 100% | 12 | May 5 | - | - |
| 39 | Sangili Bungili Kadhava Thorae | $8,179 | 7 | $8,179 | 100% | 7 | May 19 | - | Q Entertainment |
| 40 | Bob the Builder: Mega Machines | $6,920 | 95 | $6,254 | 90.4% | 95 | May 26 | - | National Amusements |
| 41 | I Am Not Madame Bovary | $6,514 | 21 | $6,514 | 100% | 21 | May 26 | - | Thunderbird Releasing |
| 42 | Radha | $6,254 | 20 | $6,254 | 100% | 20 | May 12 | - | Swamy Movies |
| 43 | Harmonium | $6,041 | 7 | $6,041 | 100% | 7 | May 5 | - | Eureka Entertainment |
| 44 | Saravanan Irukka Bayamaen | $5,932 | 10 | $5,932 | 100% | 10 | May 12 | - | Q Entertainment |
| 45 | CIA: Comrade in America | $5,748 | 67 | - | - | - | May 26 | - | - |
| 46 | Sakhavu | $5,387 | 39 | $5,387 | 100% | 39 | May 5 | - | - |
| 47 | Rarandoi Veduka Chudham | $4,673 | 7 | $4,673 | 100% | 7 | May 26 | - | Swamy Movies |
| 48 | Machines | $4,621 | 8 | $4,621 | 100% | 8 | May 19 | - | - |
| 49 | Shock Wave | $4,570 | 2 | $2,495 | 54.6% | 2 | May 5 | - | Cine Asia Films |
| 50 | Interlude in Prague | $4,209 | 2 | $279 | 6.6% | 1 | May 26 | - | Carnaby International |
| 51 | Godha | $3,647 | 15 | $3,647 | 100% | 15 | May 26 | - | - |
| 52 | The Red Turtle | $3,433 | 52 | $117,809 | 3,431.7% | 41 | May 26 | - | StudioCanal |
| 53 | Inversion | $3,389 | 5 | $3,389 | 100% | 5 | May 19 | - | New Wave Films |
| 54 | Thondan | $2,206 | 2 | $2,206 | 100% | 2 | May 26 | - | Gimmicx |
| 55 | Burden | $1,997 | 1 | $1,523 | 76.3% | 1 | May 5 | - | - |
| 56 | 29 + 1 | $1,438 | 1 | $1,438 | 100% | 1 | May 26 | - | Asia Releasing |
| 57 | 1971: Beyond Borders | $756 | 9 | $756 | 100% | 9 | May 5 | - | Swamy Movies |
