Trivia

He was also the subject of Nazi experiments on mentally disabled children during the Nazi era in Germany.

Director Werner Herzog once named him the "unknown soldier of German cinema".

Purchased a piano with his income from The Enigma of Kaspar Hauser (1974) -- see Stroszek (1977) for details.

Has become involved in outsider art and an exhibition of some of his works was put on display in New York in 2004.

In the movie Control about Ian Curtis and Joy Division, Ian was drinking and watching Stroszek, the part where Bruno was losing his trailer and things at the auction in Wisconsin, a few hours before Ian killed himself. Ian and Bruno forever missed.