When suggesting to use a bandaid for Bongo's nose, Hansueli suggests he would look like "that actor" in "that movie". He's speaking of Jack Nicholson in Roman Polanski's Chinatown (1974).
This marks as a reunion between Roman Polanski and Jerzy Skolimowski 61 years after their first script collaboration in Knife in the Water (1962), which marked as Polanski's debut as a director.
Director Roman Polanski owns a house near the shooting location in Gstaad, Switzerland, where he lives with his family most of the time.
This film marks the first time Mickey Rourke has acknowledged on camera that he is bald. Up until this point in time Rourke has relied on an array of long hair pieces to hide his baldness.
While writer Jerzy Skolimowski is an animal rights defender, showing that in movies as EO (2022), actor and producer Luca Barbareschi really killed animals for scenes of Cannibal Holocaust (1980) and nowadays continues to justify it.