New ‘X-Men: Days of Future Past’ Clips, TV Spots and ‘X-Perience’ Videos with the Cast Like true superheros, the mega cast of “X-Men: Days of Future Past” (in theaters May 23) will travel around the world next week promoting the anticipated blockbuster. See Hugh Jackman, Michael Fassbender and James McAvoy promoting this ‘X-Perience’ and watch the latest clips and TV Spots. The NY premiere will be streamed live here. “The ultimate X-Men ensemble fights a war for the survival of the species across two time periods in X-MEN: DAYS OF FUTURE PAST. The beloved characters from the original “X-Men” film trilogy join forces with their younger selves from “X-Men: First Class,” in an epic battle that must change the past — to save our future.”