LeVar Burton Director Brenda Blethyn Aunt Millie Actor Christopher Plummer Santa Claus Actor Kevin Pollak Archimedes Actor Whoopi Goldberg Blizzard Voice Zoë Warner Katie Andrews Actor Jonathan Wilson Jeremy Actor Brittany Bristow Erin Scott-Pierce Actor Jennifer Pisana Jess Cameron Actor Jonathan Whittaker Jordan Scott-Pierce Actor Agnes Bristow Writer Leif Bristow Writer, Producer Murray McRae Writer J. Miles Dale Producer Robert Schwartz Executive Producer Ralph Winter Executive Producer David Franco Cinematographer Ralph Brunjes Film Editing Mark McKenzie Original Music Tamara Deverell Production Design Joshu de Cartier Art Director Patricia Cuccia Set Decoration Abram Waterhouse Costume Design Jon Comerford Casting Allison Cowitt Casting Mike Fenton Casting