Centraal staat Melvin, een Britse auteur die in Amerika woont en voor Kerstmis terugkeert naar Londen om zijn Amerikaanse verloofde Lisa voor te stellen aan zijn excentrieke Brits-Caribische familie. Hun relatie wordt op de proef gesteld als zij de wereld ontdekt die haar verloofde heeft achtergelaten.
Nee, helaas is Boxing Day nog niet beschikbaar op Netflix in Nederland.
| Camera | David Pimm | Director of Photography |
| Editing | Rebecca Lloyd | Editor |
| Costume & Make-Up | Buki Ebiesuwa | Costume Design |
| Production | Lauren Dark | Executive Producer |
| Production | Daniel Battsek | Executive Producer |
| Production | Farhana Bhula | Executive Producer |
| Art | Jessamy Hadfield | Set Decoration |
| Sound | Bernard O'Reilly | Sound Effects Editor |
| Sound | Cassandra Rutledge | Sound Mixer |
| Sound | Russell Edwards | Sound Mixer |
| Costume & Make-Up | Francoise Herard | Hairstylist |
| Sound | Franziska Treutler | Foley Artist |
| Sound | Johnathan Rush | Sound Re-Recording Mixer |
| Costume & Make-Up | Francoise Herard | Makeup Artist |
| Art | Jack Hawthorn | Art Direction |
| Costume & Make-Up | Jodie Al-Saiegh | Makeup Artist |
| Sound | Peter Burgis | Foley Artist |
| Sound | Janis Ahnert | Sound Effects Editor |
| Costume & Make-Up | Jodie Al-Saiegh | Hairstylist |
| Sound | Maxwell MacRae | Foley Editor |
| Sound | Foley Farmers | Foley Editor |
| Sound | Simon Hill | Sound Re-Recording Mixer |
| Production | Aml Ameen | Producer |
| Crew | Sarah Lochlan | Stunts |
| Sound | David Fish | Music Supervisor |
| Sound | James Poyser | Original Music Composer |
| Production | Isabella Odoffin | Casting |
| Production | Damian Jones | Producer |
| Production | Thorsten Schumacher | Executive Producer |
| Art | Gini Godwin | Production Design |
| Production | Ollie Madden | Executive Producer |
| Production | Dominique Telson | Producer |
| Production | Dylan Rees | Co-Producer |
| Production | Matthew G. Zamias | Producer |
| Production | Joy Gharoro-Akpojotor | Producer |
| Writing | Bruce Purnell | Screenplay |
| Production | Bruce Purnell | Co-Producer |
| Costume & Make-Up | Nora Robertson | Makeup & Hair |
| Production | Paul Young | Unit Manager |
| Directing | Aml Ameen | Director |
| Writing | Aml Ameen | Screenplay |
| Camera | David Pearce | First Assistant "A" Camera |
| Camera | Damon Sewell | Second Assistant "B" Camera |
