Characters
Family
The Klausses
| Nick Klauss | Father/Host | Andrew McNeill |
| Sandra Klauss | Mother/Host | Elizabeth Bartley |
| Molly Klauss | Daughter | Melissa Gray |
| Lucia Klauss | Nick's mother | Christina Moriarty |
| Joseph Klauss | Nick's father | David Cave |
| Matilda Klauss | Nick's sister | Sara Pope |
| Bill Klauss | Nick's brother | Byron Quinn |
The Pelznicks
| Yolanda Klauss-Pelznick | Nick's sister | Danielle Reese |
| Clifford Pelznick | Yolanda's husband | David Lichtenstein |
| Virginia Pelznick | Yolanda's daughter | Amanda Rappolt |
| Gabriel Pelznick | Yolanda's son | Mikhail Favarov |
Friends/Neighbors
Neighbors
| Jasper King | Neighbor | Ken Brown |
| Barbara King | Jasper's wife | Avis Perkins |
| Melody King | Jasper's daughter | Lisa Cotton |
| Jon Saint-John | Neighbor | John Lawless |
| Gloria Saint-John | Jon's wife | Julia McCarrier |
| Elizabeth Cratchit | A guest of the Saint-Johns | Kimberly Beder |
Old Family Friends
| Chris Smith | Carol's husband | Phillip Kelley |
| Carol Smith | Chris's wife | Diane Gosselin |
| Angelina Smith | Their daughter | Rita Flaherty |
Co-workers
| Ebenezer Tannenbaum | The boss | Jason Susalla |
| Belinda Tannenbaum | The boss's wife | Chris Highland |
| Ned Caganer | From accounting | Mike Doyle |
| Maggie Moroz | Nick's co-worker | Janice Walsh |
| Stella Davids | Ebenezer's secretary | Julia Suggs |
Other
| Harold Matthieu | Pastor | Ross Dolan |
| Santa Claus | Jolly Old Elf | John Brewer |
| Slash | Molly's Boyfriend | Amos Meeks |
| Marianne Cage | Joe Klauss's young fiancee | Emily Shepperd |
| Pookie | A dog | Prop |