While "Filmyzilla" is a well-known name in the world of unauthorized movie downloads, using such platforms to find The Martian

Aryan felt frustrated. He realized that by trying to "skip the line," he was risking his computer's health and getting a terrible experience.

That being said, here's a post that provides information on how one might typically look for and download movies from such sites, while also highlighting the importance of using legal and safe alternatives: