While the film is a cult favorite for fans of "creature features," downloading it from unofficial sites like those mentioned in your query carries significant risks: Hydra (TV Movie 2009) - Full cast & crew - IMDb
The search string refers to a high-definition, Hindi-dubbed version of the 2009 monster movie Hydra , often found on third-party file-sharing sites.
The structure — movie title + year + resolution + WEB-DL + Hindi Dual-Audio + FilmyWo (likely short for a known piracy website) — is used by unauthorized sources to distribute copyrighted movies.
The film stars George Stults as Tim Nolan, Dawn Olivieri as Gwen Russell, and Alex McArthur as the villainous Vincent Camden.