Bert Gustav Tommy Körberg is a Swedish singer, actor and musician. English-speaking audiences know him best for his role as Anatoly/"The Russian" in the musical Chess. He played the role on the 1984 concept album, and on stage in the 1986 world premiere West End production in London, as well as several times since.
Körberg has also played the lead role in many Swedish productions of other musicals.
From Wikipedia (https://en.wikipedia.org/wiki/Tommy_Körberg) under Creative Commons Attribution CC-BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0/legalcode)