Bjarne Lundgren voiced Treelo (Trixie) in Nalle har ett Stort Blått Hus, and was one of the sound engineers during the dubbing. He also worked as a sound engineer and voice director on the Swedish dub of The Secret Life of Toys (Leksakernas Hemliga Liv).
Lundgren is one of the sound engineers that are employed at the dubbing studio Eurotroll. Just like the other sound engineers he is also working as a voice actor in the studio's dubbing projects. Some of his credits include Disney's animated series Aladdin and Bonkers where he also was a voice director on some of the episodes. He later changed his professional name to Bjarne Heuser.