

| Film | UK Distributor | Weeks on release |
Total UK box-office to 4 May 2008 |
|
| 1 | Iron Man | Paramount | 1 | £5,465,103 |
| 2 | Forgetting Sarah Marshall | Universal | 2 | £4,380,122 |
| 3 | Nim's Island | Universal | 1 | £820,218 |
| 4 | Made of Honour | Sony | 1 | £749,611 |
| 5 | The Eye | Lionsgate | 2 | £1,372,290 |
| 6 | 21 | Sony | 4 | £5,024,103 |
| 7 | In Bruges | Universal | 9 | £4,065,217 |
| 8 | Fool's Gold | Warner Bros. | 3 | £2,241,576 |
| 9 | Happy-Go-Lucky | Momentum | 3 | £1,085,089 |
| 10 | Persepolis | Optimum | 2 | £379,034 |
| 11 | Son of Rambow | Optimum | 5 | £4,051,586 |
| 12 | The Spiderwick Chronicles | Paramount | 7 | £10,396,018 |
| 13 | Step Up 2 | Universal | 7 | £10,371,359 |
| 14 | Deception | Entertainment | 2 | £472,975 |
| 15 | Kuruvi | Ayngaran | 1 | £77,328 |
| Source: Nielsen EDI | ||||