 United KingdomOriginal Country |
|---|
| Date | Certification | Type | Notes |
|---|---|---|---|
| 2014-10-17 | Premiere | London Film Festival | |
| 2015-05-08 | Theatrical (limited) |
 United States |
|---|
| Date | Certification | Type | Notes |
|---|---|---|---|
| 2015-03-13 | Premiere | South by Southwest Film Festival | |
| 2016-09-23 | Theatrical |