Throw Down is a 2004 Hong Kong martial arts film directed by Johnnie To and starring Louis Koo, Aaron Kwok, Cherrie Ying, and Tony Leung Ka-fai. To dedicated the film to the late Japanese filmmaker Akira Kurosawa and, in making it, had drawn upon elements of Kurosawa's debut feature, Sanshiro Sugata. Throw Down had its premiere at the 61st Venice International Film Festival.