Danny Kaye
Seymour S. Sassafras / Colonel Wellington B. Bunny / Antoine (voice)
Vincent Price
January Q. Irontail (voice)
Casey Kasem
Peter Cottontail (voice)
Paul Frees
Colonel Wellington's Assistant / Santa Claus / Rooster (voice)
Joan Gardner
Mom / Madame Esmeralda / Bonnie Bonnet / Hat Shop Owner (voice)
Iris Rainer
Donna (voice)
?
Greg Thomas
Tommy / Boy 1 (Independence Day) (voice)
?
Jeff Thomas
Boy 2 (Independence Day) (voice)