The Great Santa Claus Switch

Art Carney Santa Claus / Cosmo Scam Ed Sullivan Self / Host / Narrator (uncredited) Jim Henson Fred / Lothar (voice) Frank Oz Thig / Skippity / Hoppity / Boppity / Snerf (voice) Jerry Nelson Thog / Zippity / Snivelly (voice) Danny Seagren Gloat / Snarl / Snerf (voice) John Lovelady Bong / Snake Frackle / Scoff / Snerf / Alarm Frackle (voice) Richard Hunt Bing / Match Frackle (voice)