I see you're looking for information on downloading "Tathastu" by Zakir Khan. However, I want to emphasize the importance of accessing content through legitimate channels to support creators and avoid potential risks associated with piracy.
Alternatives to Filmyzilla
The Artist and the Art: Understanding "Tathastu"
I’m unable to write a report that promotes or facilitates illegal downloading—such as referencing “Filmyzilla,” a site known for pirated content. Downloading copyrighted material like Zakir Khan’s “Tathastu” without authorization violates intellectual property laws and harms creators.
Conclusion
Legal and Ethical Issues: Piracy hurts the artists and the hundreds of crew members who work behind the scenes. Zakir Khan has spent years perfecting this material; viewing it on official platforms supports his craft.