SUPPORTING
Scott Summers (Cyclops)
Portrayed By: James Marsden•MCU Phase 6
Field commander of the X-Men wielding destructive concussive optic blasts, positioned as a key vanguard in the mutant incursion defense.
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Avengers: Doomsday Release Date — Everything We Know
Marvel Studios has locked in December 18, 2026 for the global theatrical debut of Avengers: Doomsday. Here is the full breakdown of international release dates, filming timelines, and IMAX premiere plans.
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The Russo Brothers are known for keeping scripts deliberately incomplete during production — a security and creative strategy that shaped how Avengers: Doomsday was filmed.
CastConfirmed
Avengers: Doomsday Full Cast Guide
The complete and confirmed cast list for Avengers: Doomsday, including the Fantastic Four, returning Avengers, and new additions.