Imagine That!

Heroes

 * Mittens the Cat (voiced by Dick Van Dyke) - Mittens is an 18-years-old light yellow cat. He has blonde hair, bright blue eyes, white snout, white paws and white tail end on his tail. Mittens is wearing bright blue tunic, bright blue Phrygian cap, brown gloves, light gray pants and long brown boots. He speaks with a California accent. Mittens can fight the bad guys and break obstacles with using his invincible magical sword. He also can use shield, boomerang, bomb, bow and arrow as his fighting tools.
 * Princess Sally (voiced by Julie Bennett) - Princess Sally is a female rabbit. She is Mittens' love interest and loyal friend. Princess Sally is wearing yellow tiara with a triangle on the middle, light purple dress and brown boots. She has white fur and dark yellow hair.
 * Isabelle the Fairy Canary (voiced by Janet Waldo) - Isabelle is a magical fairy canary. She is a helper of Mittens, despite she is usually getting annoyed by him.
 * Merlyn (voiced by John Stephenson) - Merlyn is a wizard duck. He is a helper of Mittens.

Allies

 * King Simmons (voiced by Alan Reed) - King Simmons is an Irish Wolfhound. He is the king of Kool Kingdom.
 * Gerard (voiced by Mel Blanc) - Gerard is a squirrel who is wearing monk clothing.
 * Madame Hippo (voiced by Jean Vander Pyl) - Madame Hippo is a large female hippopotamus who gives Mittens a kiss after he's getting hurt.
 * Captain Longneck (voiced by John Stephenson) - Captain Longneck is a giraffe. He is Mittens' teacher.

Villains

 * Lord Mousetoff (voiced by David Tomlinson) - A large greedy rat and the main antagonist.
 * Big Bully (voiced by Daws Butler) - An evil bulldog.
 * Shadow (voiced by Paul Winchell) - A evil shadow that looks, and sounds like Mittens.
 * Copper the Coyote (voiced by Hal Smith) - A slick sneaky coyote that steals things that are shiny.
 * Sir Cheatsalot (voiced by Paul Frees) - A cheetah knight and wants to marry Princess Sally.
 * Queen Bee (voiced by Jean Vander Pyl) - Evil Queen that wants to steal all of the honey in the Kool Kingdom.

Credits
Animation: Kenneth Muse, Ed Aardal, Hugh Fraser, George Nicholas, Volus Jones, Laverne Harding, Manuel Perez, Ray Abrams, George Kriesl, Jerry Hathcock, Marvin Woodward, Don Williams, Virgil Ross, Rod Scribner, George Rowley, Ed Love and Ed Barge
 * Character Design: Bob Beck
 * Story: Laura Sharples, Ralph Wright, Vance Gerry, Mike Maltese
 * Layout: Phil Lewis, Burt Freund, Willie Ito, Don Jurwich, Grace Stanzell, Al Wilson, Ed Benedict and Jack Manning
 * Backgrounds: Barbara Begg, Daniela Bielecka, William Butler, Robert Gentle, Mike Kawaguchi, Walt Peregoy, Don Watson and Dave Weidman
 * Written by Bruce Thompson
 * Supervising Producer: Richard Kenny
 * Associate Producer: Alex Scott
 * Story Direction: Art Davis, Howard Swift, Paul Sommer and Bob Singer
 * Animation Director: Chris Rogers
 * Production Design: Izzy Takamoto
 * Production Supervisor: Ken Peterson
 * Character Design: Bob Beck
 * Title Design: Art Rogers
 * Titles: Bill Lynn
 * Music Score: George Rogers
 * Technical Supervisor: Yoram Garling
 * Ink & Paint Supervisor: Warren Johnson
 * Xerography: Richard "Terry" Wallace
 * Sound Direction: C.O. Stevens
 * Film Editors: Donald Halliday and Lloyd L. Richardson
 * Camera: John Aardal, Ralph Migliori, Frank Hardie and Graham Sharples
 * Produced by Barry Charles and Michael Hill
 * Directed by Charles A. Nelson
 * In Charge of Production: Dickie Bamber
 * Executive Producers: Graham Collingwood and John Hathcock
 * Produced by Melvin Comics Animation in association with Charles Hill Productions
 * This picture made under the jurisdiction of IATSE-IA, Affiliated with A.F.L.-C.I.O.-C.L.C.
 * RCA Sound Recording