While critics at the time dismissed it as formulaic fluff, the film held a specific charm for younger audiences. It was a collision of two distinct 2000s trends: the superhero boom and the live-action remake of classic cartoons. It wasn't aiming for the grittiness of The Dark Knight (which released a year later); it was aiming for Saturday morning cartoon energy brought to life with CGI.
A Tamil-dubbed version exists and is frequently searched for on sites like Tamilyogi or Facebook . Official Streaming Options underdog 2007 tamilyogi exclusive