Frosty’s Winter Wonderland is an animated Christmas television special produced in 1976 by Rankin-Bass. It originally aired on December 2, 1976, on CBS. It is a sequel to the 1969 Frosty the Snowman special, also written by Romeo Muller, with narration provided by Andy Griffith. Jackie Vernon reprised his role as the voice of Frosty.
Excerpt from WikiPedia