Duncan Idaho — Dune: Part Three Character Profile

About Duncan Idaho

Loyal Atreides warrior and mentat, later resurrected as a ghola.

Duncan Idaho — Character Profile

Alignment

Hero

Species

Human

Abilities

Master swordsman, Genetic memory, Loyalty, Combat tactics, Personal guard

• Strength: 9/10
• Intelligence: 7/10
• Charisma: 6/10
• Morality: 9/10
• Influence: 6/10

Character Facts

Played by

Jason Momoa

Appears in

Dune: Part Three (2026)

Role

Supporting

Relationships (6)

• Duncan Idaho — professional — Paul Atreides (Timothée Chalamet)
• Duncan Idaho — alliance — Paul Atreides (Timothée Chalamet)
• Duncan Idaho — alliance — Gurney Halleck (Josh Brolin)
• Duncan Idaho — professional — Alia Atreides (Anya Taylor-Joy)
• Duncan Idaho — Alliance Ally — Lady Jessica (Rebecca Ferguson)

  Shared loyalty to House Atreides

• Duncan Idaho — alliance — Farok (Isaach de Bankolé)

Explore the full interactive character relationship map of Dune: Part Three

More characters from Dune: Part Three

• Paul Atreides (Timothée Chalamet)
• Chani (Zendaya)
• Princess Irulan (Florence Pugh)
• Gurney Halleck (Josh Brolin)
• Lady Margot Fenring (Léa Seydoux)
• Leto II (Nakoa-Wolf Momoa)
• Ghanima (Ida Brooke)
• Lady Jessica (Rebecca Ferguson)
• Farok (Isaach de Bankolé)
• Reverend Mother Mohiam (Charlotte Rampling)
• Alia Atreides (Anya Taylor-Joy)
• Scytale (Robert Pattinson)