X + YY: Formel des Bösen
- አመት: 1970
- ሀገር: Germany
- ዘውግ: Crime, Thriller
- ስቱዲዮ: Brünnstein-Film
- ቁልፍ ቃል: exploitation, playboy, serial killer, hormones
- ዳይሬክተር: Pavle Jovic, Teja Piegeler
- ተዋንያን: Ljubiša Samardžić, Kai Fischer, Miloje 'Mića' Orlović, Albert Hehn, Leonina Pavlović, Stefan Zessner
