During an March 31 appearance on TODAY, Momoa revealed he would reprise his role as the clean-shaven Duncan Idaho, a swordmaster of House Atreides and mentor to Timothée Chalamet’s Paul Atreides, in “Dune: Part Three.” Momoa's character was killed off in 2021's "Dune," and did not return in the 2024 sequel.

From Ka‘iana to Kamehameha, here's a vital reference guide on all the key characters in the historical Hawaiian drama Chief of War.