The 1948 film "Rudolph the Red-Nosed Reindeer" is the oldest and most well-known adaptation of the Christmas classic. It was produced by the Rankin/Bass company and features the voices of Billie Mae Richards as Rudolph, Paul Soles as Hermey the Elf, and Sam the Snowman as the narrator. The film follows Rudolph's journey from a young reindeer with a glowing red nose to becoming Santa's most trusted helper.