| Adam Scott | Tom |
| Toni Collette | Sarah |
| David Koechner | Howard |
| Allison Tolman | Linda |
| Conchata Ferrell | Aunt Dorothy |
| Emjay Anthony | Max |
| Stefania Owen | Beth |
| Krista Stadler | Omi |
| Maverick Flack | Howie Jr. |
| Queenie Samuel | Jordan |
| Lolo Owen | Stevie |
| Sage Hunefeld | Baby Chrissy |
| Leith Towers | Derek |
| Curtis Vowell | DHL Man |
| Luke Hawker | Krampus |
| Seth Green | Lumpy |
| Breehn Burns | Dumpy |
| Justin Roiland | Clumpy |
| Brett Beattie | Der Klown |
| Mark Atkin | Ketkrokur |
| Amy Brighton | Pvorusleikir |
| Trevor Bau | Hurðaskellir |
| Ravi Narayan | Kertasnikir |
| Felicity Hamill | Gattapefur |
| Sophie Gannon | Bjugnakraekir |
| Kelly Lily Marie | Gilijagaur |
| Clare Odell | Gluggagaegir |
| Gareth Ruck | Stekkjarstaur |
| Ivy George | Perchta the Cherub |
| Collin Dean | Ruprecht the Elf |
| Pascal Ackerman | The Yule Goat |
| Skye Broberg | The Yule Goat |
| Jessie Carson | The Yule Goat |
Technical Credits
| Michael Dougherty | Director,Producer,Screenwriter |
| Peter Afterman | Musical Direction/Supervision |
| Marko Anttonen | Set Decoration/Design |
| John Axelrad | Editor |
| Joe Peter Bleakley | Art Director |
| Bob Buck | Costumes/Costume Designer |
| Guy Campbell | Asst. Director |
| Todd Casey | Co-producer,Screenwriter |
| Jules Cook | Production Designer |
| Weta Digital | Animator |
| Alex Garcia | Producer |
| Cathy Sandrich Gelfond | Casting |
| Pamela Harvey-White | Associate Producer |
| Lea Hoare | Makeup |
| Jon Jashni | Producer |
| Seth Kelly | Art Director |
| Amanda Mackey | Casting |
| Elizabeth McCarthy | Makeup |
| Jules O'Loughlin | Cinematographer |
| Joanne Pearce | Asst. Director |
| Michele Perry | Makeup |
| Douglas Pipes | Score Composer |
| Danielle Prestidge | Production Manager |
| Zach Shields | Executive Producer,Screenwriter |
| Daniel M. Stillman | Executive Producer |
| Kate Thurston | Set Decoration/Design |
| Karen Triest | Sound/Sound Designer |
| Thomas Tull | Producer |
| Margaret Yen | Musical Direction/Supervision |
