Don't extract the movies yet. Open the index file. Use the search function (Ctrl+F). Type in an actor's name, like "Dharmendra." The index will list every film in the pack featuring Dharmendra, sorted by year.
However, many classics (especially those owned by YRF, Shemaroo, or The Times Group) are still protected. old bollywood movie index repack
Most old Bollywood films have messy copyrights. Many production houses (like the original Ranjit Studios or Prabhat Films) no longer exist. Some films have fallen into the due to copyright expiration or failure to renew. Don't extract the movies yet