
The character Gaunter O'Dimm is a reference to Stephen King's character Walter O'Dimm, who is a powerful wizard in the series.In the quest Defender of the Faith, Religion is the Opium of the Masses is attributed to Karl Marx's manuscript Critique of Hegel's Philosophy of Right.Also, how Abbé Faria in the game escaped from prison is similar to how Dantes escaped in the book. In the quest The Great Escape, the character Abbé Faria is a reference to the priest that Edmond Dantes meets in the book.Captain Wolverstone and his ship, the Atropos, are direct references to Rafael Sabatini's novel.
In the Blood and Wine expansion, a letter can be found at a guarded treasure right of the Trading Post titled Orders for Calvin and discusses a panther named Hobbes, a reference to the comic. During the quest The Mystery of the Byways Murders, Geralt has to track and kill the old vampire named Sarasti, who is a reference to one of the main characters of the novel by Peter Watts. If The Ghost in the Tree is freed during The Whispering Hillock, the black mare's body they take over is named after this book and its titular character. The quest Paperchase is based on the 7th task of The Twelve Tasks of Asterix. This is how Obelix gained his superhuman strength in the comics. During the quest The Truth is in the Stars, the Old Sage will at first say he got his gift as a child wen he fell into a cauldron of magic brew. This is a direct reference to the short story by Bolesław Prus. A notice board posting talks about how to cure a girl's sickness, the parents were given the advice to stick her in a fired oven. In the Hearts of Stone expansion, Geralt can comment in the von Everec estate on a portrait depicting Olgierd and Iris together, stating "Happy families are all alike, every unhappy family is unhappy in its own way", quoting the first line of Leo Tolstoy's famous novel Anna Karenina. The book Travel Between Worlds contains references to this book where "Ecila" is simply "Alice" written backwards and she fell down a rabbit hole.
This is a reference to the title of the novel A Portrait of the Artist as a Young Man by James Joyce.
In the Blood and Wine expansion, an artist pays Geralt to model for his latest masterpiece in A Portrait of the Witcher as an Old Man. 36 The Sad Tale of the Brothers Grossbart. 11 Critique of Hegel's Philosophy of Right. 1 A Portrait of the Artist as a Young Man.