Over a year ago, when Kabul resident Mehboobullah Khan came to India to work with All India Radio, he could not have imagined that his sojourn would result in a book on Bollywood - tracing how Afghan-origin actors and filmmakers contributed to make it the world's most prolific film industry.

Mehboobullah's countrymen and women are voracious consumers of Indian films and television serials, with the half-dozen movie halls in the Afghan capital continuously running only Bollywood movies.