Rincewind is a cowardly, failed wizard living in the city of Ankh-Morpork. An accident during his student days at Unseen University left him with one of the eight most powerful spells in the universe lodged in his brain, preventing him from learning any other magic. Deeply cynical and motivated entirely by self-preservation, he prefers a quiet life but is violently forced to act as a tour guide for a wealthy foreign visitor.

Twoflower is a naive insurance adjuster from the Agatean Empire. Immensely wealthy by the standards of the lands around the Circle Sea, he travels to play the role of a tourist and witness the mythical perils of the Discworld firsthand. He approaches rampant chaos, monsters, and brawls with cheerful enthusiasm, completely oblivious to the real danger he is in.

Hrun is a massively muscular warrior who embodies the classic sword-and-sorcery hero archetype. He treats fighting monsters, exploring perilous temples, and rescuing people as tedious routines rather than thrilling adventures. Though known for his brawn, he possesses enough practical intellect to survive dangerous magical encounters.

The Luggage is a fiercely protective, sentient trunk made of priceless sapient pearwood. It stubbornly tracks its owner wherever he goes, ignoring the laws of physics and magic to reach him. Highly aggressive, it attacks anyone who threatens Twoflower or obstructs its path.

Liessa is the ambitious daughter of the former Lord of the Wyrmberg. Barred from ruling the dragonriders by traditions regarding her gender, she schemes to usurp control of the mountain. She possesses strong imaginative power, allowing her to manifest large, fearsome dragons in the region's magical field.

The Patrician is the Machiavellian ruler of Ankh-Morpork. He maintains order in the city not through strict laws, but through calculated political maneuvering and the manipulation of various criminal guilds. He views everything purely through the lens of what benefits or threatens his city.

Death is the anthropomorphized personification of mortality on the Discworld. Visible only to wizards and those near the end of their lives, he takes a personal interest in collecting the souls of magic users. He frequently expresses irritation at Rincewind's persistent ability to miss his scheduled demises.

The Lady is the anthropomorphized god of luck who plays games of chance with the fates of mortals. She utilizes Rincewind and Twoflower as her final game pieces on a cosmic board, occasionally providing them with highly improbable escapes from certain doom.

Fate is a god who dictates the inevitable outcomes of the Discworld. Annoyed by The Lady's interference, he actively throws deadly encounters and monsters into the paths of the mortals she favors.

Bravd is a large Hublander warrior and highwayman operating outside Ankh-Morpork. He is a pragmatic rogue who intercepts Rincewind and Twoflower as they flee the burning city.

The Weasel is a lithe, catlike highwayman and the constant companion of Bravd the Hublander. A pragmatic thief, he waits on the outskirts of Ankh-Morpork for potential robbery targets to escape the disaster.

Broadman is the pragmatic innkeeper of the Broken Drum in Ankh-Morpork. Driven entirely by self-interest and lacking an understanding of economic regulations, his interpretation of a new concept leads to severe consequences for his business and the city.

Kring is an enchanted, sentient sword wielded by Hrun the Barbarian. While possessing its own soul and the ability to physically control whoever holds its hilt, Kring is primarily characterized by its annoyingly chatty nature.

Bel-Shamharoth is an ancient, monstrous entity known as the Eater of Souls. Operating as a pawn placed on the board by Fate, it resides in a magical temple and violently reacts to the spoken number eight.

Greicha is the deceased former ruler of the Wyrmberg. Murdered by his daughter via poison, his will is strong enough that he lingers in the magical field to observe which of his children will seize control of the mountain.

Lio!rt is one of Liessa's brothers and a contender for the throne of the Wyrmberg. He utilizes the mountain's magical field to ride imaginary dragons and engage in upside-down aerial combat.

Liartes is another of Liessa's brothers, locked in a violent succession crisis for control of the dragonriders. He fights challengers to secure his claim to the mountain.

The Arch-astronomer is the leader of the scientists in the kingdom of Krull. He applies a rigorous approach to studying the Discworld's cosmology while ensuring the local gods are appeased with ritual human sacrifices.

The Guestmaster is an old man in Krull tasked with ensuring that human sacrifices are kept comfortable before their execution. He possesses magical abilities that allow him to manipulate localized time.

Zlorf is the leader of Ankh-Morpork's Assassins' Guild. He coordinates with other guild leaders to manage the city's criminal enterprises in a structured, businesslike manner.

Ymor is the head of the Thieves' Guild in Ankh-Morpork. He embodies the city's approach to crime, operating an organized enterprise that preys on wealthy visitors without completely destroying the local economy.

The Sea Troll is a being who lives in a shack perched over the edge of the Discworld. He rescues floundering travelers from the Circumfence before the authorities from Krull can collect them.