United Kingdom, July 22 -- Jason Momoa thinks his son Nakoa-Wolf Momoa is in for a "rude awakening" with his first movie role in Dune: Part Three.

The 16-year-old actor is set to make his screen debut in director Denis Villeneuve's upcoming sci-fi blockbuster as Paul Atreides' (Timothee Chalamet) son Leto II, and his famous dad has admitted he's in for quite the surprise when production begins.

Speaking with Extra, Jason, 45, said of Nakoa-Wolf: "A rude awakening is what he's in for. He's into the workforce for the first time. It's going to be good. He did it on his own."

The A Minecraft Movie star added he didn't want to "help" his son with the job as he wants Nakoa-Wolf to be "better" than him.

Jason added: "I don't want to help him...