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Avengers: Doomsday & Dune Part Three Release Dec 18, 2026

7/21/2026

Summary

Story summary

United States theaters will release Avengers: Doomsday and Dune: Part Three on December 18, 2026.
The Avengers trailer features Robert Downey Jr. as Doctor Doom warning “Something’s coming.”
The Dune: Part Three trailer confirms Timothée Chalamet, Zendaya, Javier Bardem, Robert Pattinson and Nakoa-Wolf Momoa, and adapts Frank Herbert’s Dune Messiah set 17 years later.
Fans have dubbed the release day “Dunesday,” joking about watching both films and playing GTA 6.

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Story summary

United States theaters will release Avengers: Doomsday and Dune: Part Three on December 18, 2026.
The Avengers trailer features Robert Downey Jr. as Doctor Doom warning “Something’s coming.”
The Dune: Part Three trailer confirms Timothée Chalamet, Zendaya, Javier Bardem, Robert Pattinson and Nakoa-Wolf Momoa, and adapts Frank Herbert’s Dune Messiah set 17 years later.
Fans have dubbed the release day “Dunesday,” joking about watching both films and playing GTA 6.