Scorned for looking different, a poor little Ugly Duckling is abandoned when his family flies south for the winter. The duckling is befriended by the warmhearted Runabout Rabbit, but he soon finds that he doesn't fit in with bunnies. But after a miraculous change, the Ugly Duckling learns that sometimes being different can be beautiful.
| Actor | Role |
|---|---|
 Charlie AdlerUgly Duckling (voice) | Ugly Duckling (voice) |
 Darleen CarrDuckling #2/Swan #2 (voice) | Duckling #2/Swan #2 (voice) |
 Nancy CartwrightDuckling #1/Brown Duckling #2 (voice) | Duckling #1/Brown Duckling #2 (voice) |
 Jennifer DarlingSwan #1 (voice) | Swan #1 (voice) |
 Paul EidingRabbit with green shirt and red tie (voice) | Rabbit with green shirt and red tie (voice) |
 Jerry HouserMale Duck (voice) | Male Duck (voice) |
 Tress MacNeilleDuckling #4/Mother Duck/Widow Duck/Green Mallard Duck (voice) | Duckling #4/Mother Duck/Widow Duck/Green Mallard Duck (voice) |
 Pat MusickDuckling #5/Rabbit with glasses (voice) | Duckling #5/Rabbit with glasses (voice) |
 Rob PaulsenRunabout/Crocodile #2/Duckling #3 (voice) | Runabout/Crocodile #2/Duckling #3 (voice) |
| SSusan SiloYellow Duck/Brown Duckling #1/Swan #3 (voice) | Yellow Duck/Brown Duckling #1/Swan #3 (voice) |