Characters in Artemis Fowl and the Last Guardian

Artemis Fowl

The teenage criminal mastermind turned reluctant hero, who must face Opal Koboi's final scheme alongside his old fairy allies.

Also in Artemis Fowl, Artemis Fowl and the Arctic Incident, Artemis Fowl and the Eternity Code, The Opal Deception, Artemis Fowl and the Lost Colony, Artemis Fowl and the Time Paradox, Artemis Fowl and the Atlantis Complex

Opal Koboi

The pixie genius and series villain whose attempt to change the past throws the human and fairy worlds into chaos.

Also in Artemis Fowl and the Arctic Incident, The Opal Deception

Oro Shaydova

The leader of the ancient fairy spirits released onto the Fowl estate.

Captain Holly Short

The LEP officer and Artemis's longtime friend, called in to help stop Opal's plan.

Also in Artemis Fowl, Artemis Fowl and the Arctic Incident, Artemis Fowl and the Eternity Code, The Opal Deception, Artemis Fowl and the Lost Colony, Artemis Fowl and the Atlantis Complex

Domovoi Butler

Artemis's loyal bodyguard, who stands beside him once more when Opal's plan threatens the Fowl family.

Also in Artemis Fowl, Artemis Fowl and the Arctic Incident, Artemis Fowl and the Eternity Code, The Opal Deception, Artemis Fowl and the Lost Colony

Foaly

The centaur technical genius of the LEP, whose gadgets and know-how are needed as technology fails worldwide.

Also in Artemis Fowl, Artemis Fowl and the Arctic Incident, Artemis Fowl and the Eternity Code, Artemis Fowl and the Lost Colony

Mulch Diggums

The dwarf thief, an old accomplice of Artemis who ends up helping the group.

Also in Artemis Fowl, Artemis Fowl and the Arctic Incident, Artemis Fowl and the Eternity Code, The Opal Deception, Artemis Fowl and the Lost Colony

Juliet Butler

Domovoi Butler's younger sister, who looks after the Fowl twins and is drawn into the crisis at the manor.

Also in Artemis Fowl, Artemis Fowl and the Eternity Code

Myles Fowl

One of Artemis's young twin brothers, who likes to tease his twin Beckett.

Beckett Fowl

The gentle, docile one of Artemis's young twin brothers, often teased by his twin Myles.

Captain Trouble Kelp

The LEP commander who summons Artemis, Butler and Holly to brief them on Opal Koboi's latest scheme.

Also in Artemis Fowl