Melody Time/Spongebob

Cast for Once Upon a Wintertime

 * Joe as Spongebob
 * Jenny as Sandy Cheeks
 * Rabbits as Harold William Reginald and Larry the Lobster

Cast for Bumble Boogie

 * Bee as Spongebob

Cast for Little Toot

 * Little Toot as Patrick
 * Big Toot as Spongebob
 * Whitey as Gary the Snail
 * Police Tugboats as Kevin the Sea Cucumber and Flats the Flounder

Cast for Trees

 * Trees as Spongebob

Cast for Blame it the Samba

 * Donald Duck as Squidward
 * Panchito as Stanley S. SquarePants
 * The Aracun Bird as Patchy the PIrate
 * and more

Cast for Pecos Bill

 * Pecos Bill as Spongebob
 * Sluefoot Sue as Sandy Cheeks
 * Bull Horse as Plankton
 * Vultures as Jellyfish

Cast for Live Actions

 * Ethel Smith as Herself
 * Roy Rogers as Himself
 * and more