Chris Hemsworth stars as Thor in the latest installment of the Marvel superhero series. Hemsworth says the film's message is not: "Violence is fun and it's okay to hit people" Hemsworth: "The exponential growth of technology has led us to a strange dead end" "I realized that we have an expiration date and that we cannot cheat death at some point," says Hemsworth.

"It was quite an experience. It was as if we thought that when we spoke that topic of death, that we summoned it"