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From 1972 to 1985 he studied music, music science, German and philosophy. Beside being a musician in different Pop groups and training activity as flutist.
From 1986-1991 he studied at the German film and television academy in Berlin (DFFB).
Since 1991 he has operated as author, film producer and musician in Berlin.
Sünner also produced a documentary of the same name. While filming at the Wewelsburg castle, he was allegedly threatened by a skinhead, brandishing his fist with a Black Sun tattoo. Apparently he regarded Sünner's film as a desecration.