Question: Who wrote the original story in 1939 about Rudolph the Red-Nosed Reindeer which went on to be an animated musical movie in 1998 starring an American actor best known for playing Dan Conner on the ABC TV series 'Roseanne'?

Mister Magoo's Christmas Carol is a musical adaptation of Charles Dickens's famous short story "A Christmas Carol" starring the cartoon character Mr. Magoo.  Aside from the 1950 marionette special "The Spirit of Christmas", it was the first animated holiday program ever produced specifically for television, originally airing in December 1962, and the only one until the stop-motion special "Rudolph the Red-Nosed Reindeer" was first shown in December 1964.  The special also inspired the 1964 TV series "The Famous Adventures of Mr. Magoo".  It featured the voice of Jim Backus as Magoo, with voice-over appearances by Paul Frees, Morey Amsterdam, Joan Gardner, and Jack Cassidy. <SEP>  The film was the first theatrical feature from GoodTimes Entertainment, long known as a home video company.  It stars John Goodman, Eric Idle, Whoopi Goldberg, Debbie Reynolds, Richard Simmons and Bob Newhart. Rudolph the Red-Nosed Reindeer: The Movie is a 1998 American animated musical film about Rudolph the Red-Nosed Reindeer, who first appeared in a 1939 story by Robert L. May.  The film disappointed at the box-office, recouping only $113,000 of its $10 million budget. <SEP>  Early in his career, he was best known for playing Dan Conner on the ABC TV series "Roseanne" (1988–1997), for which he won a Golden Globe Award for Best Actor in 1993.  He is also a regular collaborator with the Coen brothers on such films as "Raising Arizona" (1987), "Barton Fink" (1991), "The Big Lebowski" (1998), "O Brother, Where Art Thou? " (2000), and "Inside Llewyn Davis" (2013). John Stephen Goodman (born June 20, 1952) is an American actor.  Goodman's voice roles in animated films include Pacha in Disney's "The Emperor's New Groove" (2000), and Sulley in Pixar's "Monsters, Inc." (2001), and "Monsters University" (2013). <SEP> Rudolph the Red-Nosed Reindeer is a 1964 Christmas stop motion animated television special produced by Rankin/Bass Productions and currently distributed by Universal Television.  It first aired Sunday, December 6, 1964, on the NBC television network in the United States, and was sponsored by General Electric under the umbrella title of "The General Electric Fantasy Hour".  The special was based on the Johnny Marks song "Rudolph the Red-Nosed Reindeer" which was itself based on the poem of the same name written in 1939 by Marks' brother-in-law, Robert L. May.  Since 1972, the special has aired on CBS, with the network unveiling a high-definition, digitally remastered version of the program in 2005.  As with "A Charlie Brown Christmas" and "How the Grinch Stole Christmas", "Rudolph" no longer airs just once annually, but several times during the Christmas and holiday season on CBS.  Unlike other holiday specials that also air on several cable channels (including Freeform), "Rudolph" only airs on CBS.  It has been telecast every year since 1964, making it the longest running Christmas TV special in history.  2014 marked the 50th anniversary of the television special and a series of postage stamps featuring Rudolph was issued by the United States Postal Service on November 6, 2014.