William Dear Sparky Director, Actor Leslie Nielsen Santa Claus Actor Steven Eckholdt Peter Albright Actor Robyn Lively Claire Dreyer Actor Max Morrow Zack Dreyer Actor Tommy Davidson Max Actor Darren Frost Rupert the Elf Actor Karen LeBlanc Lenny Actor R.D. Reid Grady Actor Ted Atherton George Actor Stewart Arnott Lusby Actor Carol Lempert Ellen Actor Roger Clown Ray Actor Elizabeth Saunders Nancy Actor Laura De Carteret Sister Greta Actor Richard Fitzpatrick Detective Lohenry Actor Karen Robinson Dr. Ericson Actor Connor Cunningham Young Peter Actor Debra Frank Writer Steven L. Hayes Writer Frank Siracusa Producer Chad Hoffman Executive Producer Robert Schwartz Executive Producer Derick V. Underschultz Cinematographer Edgar Burcksen Film Editing Joel McNeely Original Music Gavin Mitchell Production Design Humberto Garcia Art Director David Edgar Set Decoration Resa McConaghy Costume Design