Main hoon na is a 2004 indian action drama film co - written and directed by Farah khan in her directorial debut the screenplay was written by Farah khan and Abbas tyre wala based on the story by anvita datt guptan . It start shahrukh khan , sunil shetty , sushmita sen , zayed khan , and amrita rao in the main cast . It was remade in to tamil as aegan starring ajith kumar , nayan tara , pia bajpal . Main hoon na the first film of srk production company red chilli's entertainment and choreographer Farah khans directorial debut film .