The Northman is based primarily on the legend of Amleth as written by Saxo Grammaticus in the Gesta Danorum, the same legend that is the direct source of Hamlet.
Film· 2022· Action
The Northman
The Northman: it draws on 3 recorded sources.
What influenced The Northman
The works this one is recorded as drawing on.
Robert Eggers built the film on the Amleth legend in Saxo Grammaticus and named the Old Norse sources he drew on: the Poetic Edda, the Prose Edda, Egil's Saga, Grettir's Saga, Eyrbyggja saga and the Saga of Hrolf Kraki.
Robert Eggers acknowledged Conan the Barbarian (1982) as a source of inspiration: "This is me trying to do Conan the Barbarian by way of Andrei Rublev."