Kristoff (Frozen) Kristoff (Frozen) Kristoff Bjorgman is a fictional character who appears in Walt Disney Animation Studios' 53rd animated feature "Frozen" (2013). He is voiced primarily by actor Jonathan Groff. Kristoff is a Sami iceman living together with his reindeer companion Sven. Albeit preferring a solitary life, he helps Princess Anna of Arendelle to find her older sister Elsa in the North Mountain. In the early development, Kristoff was originally Kai as in Hans Christian Andersen's "The Snow Queen", but later he was designed as combination of Kai and the robber girl. He is primarily voiced by Jonathan Groff. Kristoff is tall,
Frozen (2013 film) characters include Kristoff's reindeer companion Sven, horses, and wolves. The grunts and snorts for Sven were all provided by Frank Welker who was not credited in the film. Walt Disney Productions first began exploring a possible live action/animation biography film of author and poet Hans Christian Andersen sometime in late 1937 before the December premiere of its film "Snow White and the Seven Dwarfs", the first feature-length hand-drawn animated film ever made. In March 1940, Walt Disney suggested a co-production to film producer Samuel Goldwyn, where Goldwyn's studio would shoot the live-action sequences of Andersen's life and Disney's studio would