: The story is based on the Scandinavian legend of Amleth , which was the direct inspiration for William Shakespeare’s Hamlet .

: To play Amleth, Skarsgård underwent a grueling training regimen to achieve a "bear-like" physique, fitting the character's moniker as a "Beast-man."

: The film features a Valkyrie with visible dental filings . This isn't just a "cool look"—archaeological finds in Scandinavia have actually uncovered skulls with horizontal grooves filed into the teeth.

: The "wolf-skin" ritual at the start of the film is based on real Viking age accounts of berserkers and ulfhednar (warriors who believed they took on animal spirits). 🏛️ Mythological Connections

: Large portions of the film's ritual scenes use authentic Old Norse to maintain a sense of ancient realism.

: Eggers worked with archaeologists and historians to ensure everything from the weaving patterns on clothes to the rivets on the longships was era-appropriate.