Dune Part 2 Casts Léa Seydoux as Lady Margot - IGN

She’ll be playing Lady Margot – the Bene Gesserit wife of Count Hasimir Fenring, both of which have a prominent role in Frank Herbert’s original 1965 novel.

The original novel sees Lady Margot leave a coded message to Jessica which is found when House Atreides arrives on Arrakis.

Dune: Part Two stars Timothée Chalamet, Austin Butler, Rebecca Fergusson, Josh Brolin, Stellan Skarsgård, Zendaya, Léa Syedoux, and Christopher Walken.