The movie is expected to feature all manner of characters from the MCU, including some interesting cameos via the multiverse.

Thor was one of the few original Avengers to return for Phase Four ... same credits also featured a scene to set up the fifth Thor movie, most expected that to be when he made his comeback.

For example, there have reportedly been discussions about potentially bringing back the original "Avengers" cast for a new movie. This would supposedly involve the return of Robert Downey Jr. as ...