Run Papa Run is a 2008 Hong Kong comedy-drama film directed and co-written by Sylvia Chang, and based on a novel by Benny Li. It was produced by JCE Movies Limited, with Jackie Chan serving as an executive producer. Featuring an ensemble cast, the film stars Louis Koo as Lee Tin-Yun, a Triad boss who struggles to hide his criminal lifestyle when he is faced with raising his daughter.
Struggling movie producer To Wai-Cheung (Chapman To) is hardly able to make ends meet, yet his daughter (Fiona Sit) hopes to one day sees him being interviewed on TV. In order to fulfill his daughter’s dream, he meets Tyrannosaurus (Ronald Cheng), a Guangxi based triad head and a movie investor with a peculiar taste. Tyrannosaurus wants to remake a category III movie starring his childhood idol Siu Yam-yam called Confessions of Two Concubines.
Chen is a city boy who moves with his cousins to work at an ice factory. He does this with a family promise never to get involved in any fight. However, when members of his family begin disappearing after meeting the management of the factory, the resulting mystery and pressures force him to break that vow and take on the villainy of the Big Boss.
Chen Zhen returns to the international compound of China only to learn of his beloved teacher’s death. This is compounded by the continual racist harassment by the Japanese population in the area. Unlike his friends, he confronts it head on with his mastery of martial arts while investigating his teacher’s murder.
Tang Lung arrives in Rome to help his cousins in the restaurant business. They are being pressured to sell their property to the syndicate, who will stop at nothing to get what they want. When Tang arrives he poses a new threat to the syndicate, and they are unable to defeat him. The syndicate boss hires the best Japanese and European martial artists to fight Tang, but he easily finishes them off.