Joseph Quinn teases ‘Avengers: Doomsday’ plot details; tells fans, “Oh, spoilers. Scary.”

Joseph Quinn, the ‘Fantastic Four’ actor, nearly revealed ‘Avengers: Doomsday’ spoilers. He discussed the differences between filming ‘Fantastic Four’ and ‘Avengers: Doomsday’. ‘Avengers: Doomsday’ filming began in April 2025 in England and Bahrain. The movie releases on December 18, 2026. Robert Downey Jr. returns as Doctor Doom. Many MCU stars will appear in the film. The X-Men will reunite.