Finnish film & TV actor (amateur), extra and researcher. Also has degree in public administration and a master degree in business administration. He has done research on film credits and filmographies since 1978. He grew up in Helsinki and joined a theater group in his high school. The school theater group, now called Madrak, was the first of its kind in Finland. Later Christoffer Slotte were active in the Swedish speaking Student Theater in Helsinki in Finland, starring in plays such as Dürrenmatt's Visit of an Old Lady (as the male protagonist) and Oedipus Rex (in the title role).