From Wikipedia, the free encyclopedia. Daniel "Danny" Mann is an American voice actor, writer, singer, musician, and production manager. He is best known for his voice of Hector from Heathcliff and the Catillac Cats, Freeway, Cloudraker and Lightspeed in Transformers, Backwoods Beagle in DuckTales, Kaltag in Balto, Ferdinand from Babe, and Serge in Open Season, Open Season 2, and as Serge and Kevin the porcupine Open Season 3. Description above from the Wikipedia article Danny Mann, licensed under CC-BY-SA,full list of contributors on Wikipedia.