A fictional documentary set in the year 2025 interviewing people of London about their first Christmas heatwave.
| Actor | Role |
|---|---|
 Brian EnoRadio presenter | Radio presenter |
 Nicola WrightNicola | Nicola |
| RRay BullRay | Ray |
| AAnshula BainTinashe | Tinashe |
| AAida BernalAida | Aida |
| AArthur CooperArthur | Arthur |
| SSummer-Lou DevlinNot listed | Not listed |
| KKathleen DormanNot listed | Not listed |
| MMaggie HancockNot listed | Not listed |
| RRoman HarrisNot listed | Not listed |
| KKai JerdiouiNot listed | Not listed |
| IIvana Mazza-CoatesNot listed | Not listed |
| SSamya MohamedNot listed | Not listed |
| AAlexander Lobo MorenoNot listed | Not listed |
| TTilly MunroeNot listed | Not listed |
| SShakirah NelsonNot listed | Not listed |
| SShanel NelsonNot listed | Not listed |
| MMisha PinningtonNot listed | Not listed |
| AAlan SuriNot listed | Not listed |
| TTamara Leigh SuttonNot listed | Not listed |
| BBeatrice TindallNot listed | Not listed |
| SSamara WestonNot listed | Not listed |
 Barney WhiteNot listed | Not listed |
| SSarah LeighSarah | Sarah |