"The genre has been popular for decades and is here to stay, " Pandya said.

CNN: Hollywood brings out big guns for a superhero summer

"India's movie stars are essentially the country's ambassadors, " said Gitesh Pandya, box-office analyst and founder of BoxOfficeGuru.com.

CNN: Is Bollywood coming to Hollywood?

"The American studios are desperate to get into China, " said Pandya.

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American audiences may want to explore Bollywood films after seeing "Slumdog Millionaire, " Pandya said, but it is unlikely that they will find another film like it.

CNN: Is Bollywood coming to Hollywood?

"It's only been five years since the previous trilogy ended, but if they make a solid film, then people will come and the movie could last, " Pandya said.

CNN: Hollywood brings out big guns for a superhero summer