However, he is perhaps best known for his music for erotic films in the 1970s, especially the Schoolgirl Report (Schulmädchen Report) series.
While the show's title translates to "school girls", and is a clear reference to Schulmädchen-Report, a series of soft core porn movies made in Germany in the 1970s, the show itself is a parody of imported American teen dramas such as the 1989 movie Heathers and television series Beverly Hills, 90210, which have long been popular in Germany.
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The show follows the adventures of a group of pushy, wealthy teenage girls at the fictitious Franz Josef Strauss-Gymnasium in Munich.
Published by Kindler Verlag (Munich) the same year, the book presented interviews with twelve teenage girls on their sexual lives.
Jutta Speidel appeared in Schulmadchen Report 1 (1970), which was directed by Ernst Hofbauer and produced by Wolf C. Hartwig.
Producers Erwin C. Dietrich (particularly in the late 1960s) and Wolf C. Hartwig were active in the genre: the latter produced the Schulmädchen-Report films, which may be considered a sub-genre on their own.