What actors and actresses appeared in Dunas - 2011?

There was no movie titled "Dunas" released in 2011. It's likely you are thinking of Dune (2021), which was directed by Denis Villeneuve and features a large cast including:

* Timothée Chalamet as Paul Atreides

* Rebecca Ferguson as Lady Jessica Atreides

* Oscar Isaac as Duke Leto Atreides

* Zendaya as Chani

* Javier Bardem as Stilgar

* Josh Brolin as Gurney Halleck

* Stellan Skarsgård as Baron Vladimir Harkonnen

* Dave Bautista as Glossu Rabban

* Stephen McKinley Henderson as Thufir Hawat

* Charlotte Rampling as Reverend Mother Gaius Helen Mohiam

* Jason Momoa as Duncan Idaho

There was also a Dune (2000) miniseries, but it's unlikely that's what you're referring to.