He received for his first leading role in a movie in 1961 the German Movie Prize 'der Bundesfilmpreis'. He was a student of the German actor Hans Caninenberg.

On the cover of the US video release of Der unheimliche Mönch (1965) he was credited as 'Harold Leipnitz'.

On the movie poster for the Italian release of Die blaue Hand (1967). he was credited as 'Harald Leipniz'.