In the hotel, Franz Walsch uses the pseudonym Franz Biberkopf. That's the name of title character of Alfred Döblin's famous novel "Berlin Alexanderplatz", which Fassbinder would adapt to a 13-part TV-miniseries later in his career.
The main character is named Franz Walsch. That's also the name director Rainer Werner Fassbinder often used for his editor credit (including this film).
Rainer Werner Fassbinder's debut as a producer.
Eva Madelung's debut.
Unlike tee films before,Fassbinder in this film didn't acted, only wrote, produced and directed.